what is the solution to the system of equations?

What Is The Solution To The System Of Equations?

Answers

Answer 1

Answer:

No solution

Step-by-step explanation:

[tex]-3x-4y-3z=-7\\2x-6y+2z=3\\5x-2y+5z=9\\\\[/tex]

Lets consider the equation 2.

Here we multiply the LHS and RHS with (-1).

[tex]-3x-4y-3z=-7\\-(2x-6y+2z)=-3\\5x-2y+5z=9\\\\[/tex]

Hence,

[tex]-3x-4y-3z=-7\\-2x+6y-2z=-3\\5x-2y+5z=9\\\\[/tex]

When we add the equations we get,

[tex]0x+0y+0z=-10+9\\Hence,\\0=-1[/tex]

As 0 doesn't equal to -1, answer is d) No solution


Related Questions

Like y'all is so nice for helping me because this work is so hard so can yall help me and i will give barinlest☺️

Answers

Answer:

The answer is A I hope it’s right

Step-by-step explanation:

405-319=86

What is the prime factorization of 144? Be sure to show your strategy.

Answers

Answer:

1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144. Prime factorization: 144 = 2 x 2 x 2 x 2 x 3 x 3, which can also be written 144 = (2^4) x (3^2)

Step-by-step explanation:

Evaluate the expression when x = -6

Answers

Answer:

−39

Step-by-step explanation:

−6^2+5−6−2

=−36+5−6−2

=−31−6−2

=−37−2

=−39

Answer:

4

Step-by-step explanation:

(-6)^2 + 5(-6) -2

= 36 - 30 - 2

= 6 - 2

= 4

Is this the one you meant?

A student charges $31.50 for 3 hours of babysitting. If the amount the student earns babysitting is proportional to the hours spent babysitting, which equation models the amount of dollars, y, the student earns for x hours of babysitting?

A. y is equal to 0.1 x
B. y is equal to 3.0 x
C. y is equal to 10.5 x
D. y is equal to 31.5 x

Answers

Answer:

C) y is equal to 10.5x

Step-by-step explanation:

$31.50 is charged for 3  hours so, for 1 hour we need to divide 31.50 by 3, which results in 10.50. So 1 hour of babysitting is $10.50

this is because x is equal to the number of hours they babysit. we do not know the actual so it is replaced with x

and y is equal to the sum of 10.5x because we multiply the number of hours worked, and the amount per hour.

1. what is the degree of the polynomial equation 6x⁴ -3x²+2x⁵-4x³+5x-7?
2. what is the standard form of the polynomial equation
x (x-2)(x+2) = 0?
3. Find the polynomial equation with roots 1/2 and 2/3?​

Answers

Answer:

1. The degree is 4

2. x^3 - 4x =0

3. x-1/2=0        x-2/3=0

Brainliest Please, I did the work for u!

Answer:

hope it helps hehe

im Portuges

:))

1.4

x-1/2=0

EASY PLEASE HELP PLEASE HELP 15 POINTS...PLEASE HELP

Answers

Answer:

Well the equation of the line is -3x+4, so we know the slope is -3/1

Answer:

1/3

Step-by-step explanation:

Rise = 1

Run    3

Please help I don't understand this and I don't want to fail!!!

Answers

Answer:

8 is the hypotenuse.

sen(angle) = x/8

sen60 = x/8

0.87 = x/8

0.87·8 = x

x = 6.96

Find the cost of kg of apples and the cost of an orange using simultaneous equations method:

Answers

cost of kg of apples = £1.08
cost of an orange = £0.12
hi, the solution is in the pic below. sorry for the messy working!

b) Solve x^2 + 5x + 6 = 0

Answers

Answer:

(x+2)(x+3)

Step-by-step explanation:

if you want the values of x

x = -2

x = -3

satnam is making a cake he uses a batter made out of 400 g of dry ingredients if the liquid has to be 2/7 of the total weight of batter how much liquid should he add

Answers

You take [tex]\frac{2}{7}[/tex] of [tex]400[/tex].

Which is: [tex]\frac{800}{7} = 114.8 mL[/tex]

Please answer correctly !!!!!!!!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

79°

Step-by-step explanation:

A straight line is 180°.

180°-101°=79°

The table represents some points of a linear function.


Which function represents the same relationship?

A. h(x) = -3x - 10.5
B. h(x) = -x - 3.5
C. h(x) = 3x - 10.5
D. h(x) = x - 3.5​

Answers

I believe it’s C, but plz correct me if I’m wrong!

The linear function will be represented as h(x) = -3x - 10.5. The correct option is A.

What is a linear function?

The terms "linear function" in mathematics refer to two different but related ideas: A linear function is a function with a graph that is a straight line in calculus and related fields.

The given data in the table is:-

X   -7.5     -3.5      -1         2

Y    12         0       -7.5    -16.5

The linear function can be written as:-

y = mx + c

m = ( 0 - 12 ) / ( -3.5 + 7.5 )

m = -12 / 4

m = -3

The y-intercept will be:-

y = mx + c

0 = ( -3 x -3.5 ) +c

c = -10.5

The linear function is:-

h(x) = -3x - 10.5

To know more about linear functions follow

https://brainly.com/question/15602982

#SPJ2

Solve the following equation for x.
5/8x +4 = 3/8x +12

Answers

Answer:

x=32

Step-by-step explanation:

8(5/8x+4 = 3/8x+12)

5x+32=3x+96

2x+32=96

2x=64

x=32

Answer:

x = 32

Step-by-step explanation:

5/8x + 4 = 3/8x + 12

subtract 3/8 from both sides

2/8x + 4 = 12

simplify

1/4x + 4 = 12

subtract 4 from both sides

1/4x = 8

multiply each side by the reciprocal of 1/4

4/1 • 1/4x = 8 • 4/1

solve

x = 32

2⁰+2¹+2²+2³+...+2²⁰¹⁹

Answers

What’s the question?

What is the equation of the line passing through the points (2/5, 19/20) and (1/3, 11/12) in slope-intercept form?
A. y = 1/2x -3/4
B. y = 1/2x + 3/4
C. y = 3/4x -1/2
D. y = 3/4x + 1/2
I've got about 40 mins, so please hurry!

Answers

Answer: b is the answer

Step-by-step explanation:

Line w passes through point (-6, -7) and has a slop 1/2. What is the equation for the line in point-slope form?

Answers

Answer:

y + 7 = 1/2 ( x + 6 )

Step-by-step explanation:

y - y1 = m(x - x1)

i need the answers asap :) please actually answer! i give lots of points :)

Answers

Answer:

I say 65 hours hope it helps

Step-by-step explanation:

The stemplot below displays the times, in seconds, for 25 students to run 100 meters.

A stemplot titled 100 meter times (seconds) has values 22, 23, 23, 24, 24, 24, 25, 25, 25, 25, 26, 26, 26, 26, 26, 27, 27, 27, 28, 28, 28, 28, 29, 29, 30.

Which of the following is the correct five-number summary?

22, 24, 26, 28, 29
23, 24.5, 26, 28, 29
22, 24, 27, 28, 30
22, 24.5, 26, 28, 30

Answers

Given:

The data values are 22, 23, 23, 24, 24, 24, 25, 25, 25, 25, 26, 26, 26, 26, 26, 27, 27, 27, 28, 28, 28, 28, 29, 29, 30.

To find:

The five-number summary.

Solution:

We have,

22, 23, 23, 24, 24, 24, 25, 25, 25, 25, 26, 26, 26, 26, 26, 27, 27, 27, 28, 28, 28, 28, 29, 29, 30

Divide the data values on 2 equal parts.

(22, 23, 23, 24, 24, 24, 25, 25, 25, 25, 26, 26), 26, (26, 26, 27, 27, 27, 28, 28, 28, 28, 29, 29, 30)

Divide each parentheses in two equal parts.

(22, 23, 23, 24, 24, 24), (25, 25, 25, 25, 26, 26), 26, (26, 26, 27, 27, 27, 28), (28, 28, 28, 29, 29, 30)

Now,

Minimum value = 22

[tex]Q_1=\dfrac{24+25}{2}=24.5[/tex]

Median = 26

[tex]Q_2=\dfrac{28+28}{2}=28[/tex]

Maximum value = 30

So, the five number summary is 22, 24.5, 26, 28, 30.

Therefore, the correct option is D.

What is the slope of the line that passes through the points (-8,-4) and (4,-4)

Answers

Answer:

0 over 12    or undefined answer

Step-by-step explanation:

y2-y1 over x2-x1

In a quadrilateral ABCD, AO and BO are bisectors of angle A and angle B respectively
meeting at O. Prove that
angle AOB = half of [angle C+ angle D]

Answers

Answer: ABCD is a quadrilateral

To prove : ∠AOB=

2

1

(∠C+∠D)

AO and BO is bisector of A and B

∠1=∠2∠3=∠4...(1)

∠A+∠B+∠C+∠D=360

(Angle sum property)

2

1

(∠A+∠B+∠C+∠D)=180...(2)

In △AOB

∠1+∠3+∠5=

2

1

(∠A+∠B+∠C+∠D)

∠1+∠3+∠5=∠1+∠3+

2

1

(∠C+∠D)

∠AOB=

2

1

(∠C+∠D)

Explanation: In a quadrilateral ABCD. AO and BO are bisectors of angle A and angle B respectively. Prove that ∠AOB=

2

1

{∠C+∠D}.

In this quilt pattern, the 16 smallest triangles are congruent, isosceles right triangles. If AB = 10 inches, what is the total area of the 8 shaded regions?

Answers

Answer:

Step-by-step explanation:

100. if you do each shaded square it'll be 5 by 5. 5 by 5 divided by 2 is 12.5. Times that by 8 is 100

Answer:

100

Step-by-step explanation:

What polygon does the new shape resemble?

Answers

Answer:

Triangle

Step-by-step explanation:

NICE try :)

Two parallel lines are cut by a transversal. Which statements are true for all such cases? Select three that apply.

Each pair of vertical angles is congruent.
Each pair of corresponding angles is congruent.
Each pair of supplementary angles is congruent.
Each pair of alternate interior angles is congruent.

Answers

Answer:

Step-by-step explanation:

Each pair of vertically opposite angles are equal. If you mean vertical angles as in 90 degrees, you should qualify the question

Each pair of alternate interior angles is congruent (think it should be are congruent).

Each pair of corresponding angles is congruent

The sport of wrestling is becoming more popular among girls. The ratio of girls to boys in wrestling is 1 to 5. If there are 200 boys in a wrestling league, how many girls are there? *

Answers

Answer:

40

Step-by-step explanation:

200 divided by 5 is 40, and 40 times 1 is 40.

Answer:

40 girls

Step-by-step explanation:

What is the graph for f (x)=-2(x-3)2+4

Answers

Answer:

hnahnahnahnahhnahnahnahnah

like this ? since the slope would be f(x)=-2x+12

-3(2x+1) is 20 greater than the value of 8x+5 : what does x equal

Answers

Answer:

-2

Step-by-step explanation:

Zuri quickly solved the problem and told her team, "Hey! I go it m\large \angleA = 93°, m\large \angleB = 63°, m\large \angleC = 36°. Done!" Mikaya and Olivia are suspicious. Does Zuri have the correct answer, or are Mikaya and Olivia correct to be suspicious? Explain completely. Be clear, specific, and detailed.

Answers

Answer:

Mikaya and Olivia are correct to be suspicious

Step-by-step explanation:

Sum of the angles of a triangle is always 180

But, The sum of all angles of the triangle that Zuri solved = 93 + 63 + 36 = 192 ≠ 180

So, Zuri is wrong

In rectangle KLMN, KM = 6x + 16, and LN = 49. Find the value of x.​

Answers

Answer:

D. 5.5

Step-by-step explanation:

Answer: 5.5

Step-by-step explanation:

KM=LN

6x+16=49

6x=33, x=5.5

Which of the following has a value less than or equal to 5 1/4

1. 0.52 x 10
2. 12 x 1/2
3. -0.2 x -23

Answers

Answer:

1 and 3

Step-by-step explanation:

Ok so you need to start with solving each answer.

1. 5.20

2. 6

3. 4.6

so actually. 1 and 3 have a value less than or equal to 5 1/4 or 5.25

Need Help QUICK, Will MARK BRAINLIEST!!!! LOTS OF POINTS

Answers

Answer:

Step-by-step explanation:

Help with what

Answer:

what is the question???

Step-by-step explanation:

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