Determine whether the following point is a solution to the system. Justify your answer. (-10,-1) y= 1x + 4 y = 4x + 30​

Answers

Answer 1

Answer: No, if you plug in the x and y values into the given equations, they do not equal each other. (-10, -1) is not the right solution for the system of equations.

Answer 2

Answer:

No

Step-by-step explanation:

Substitute -10 for x and -1 for y in both equations:

1(-10) + 4 = -6

4(-10) + 30 = -10

No, (-10, -1) is not a solution to this system; if it were, the two equations above would have the same result.

We can find the actual solution:  Set y = x + 4 and y = 4x + 30 equal to each other:  x + 4 = 4x + 30, or -26 = 3x; x = -26/3 (which differs from the x-coordinate in the given (-10, -1).


Related Questions

Find

B

C

BCB, C.

Round to the nearest tenth.



6

0



60




9

9

7

7

A

A

B

B

C

C


Show Calculator

Answers

Answer:

60 to nearest 10th is 60.

Step-by-step explanation:

i hope that is right if it is can b e marked brainest?

please show your work

Answers

Answer:

m(h+p) - p÷h + m

h = -1, m = 3, and p = 4

3(-1+4) - 4÷(-1) + 3

= 3(3) - (-4) + 3

= 9 + 4 + 3

= 16

D. 16

Answer:

3(-1+4)-4/-1+3

-3+12+4+3

12+4

16

I need help quickly and fast

Answers

i might be wrong about this one

Answer:

The answer would be 24

write as y=mx+b
passes through (-3,7) with a slope of [tex]\frac{3}{2}[/tex]
passes through (7,0) and 0,-5)

Answers

Answer:

yrheyetegegetehegehehdhdbdhehehehrhrhthrjfucchffjjd ftfju

please help me, eshay lad

Answers

Answer:

122.5 cm²

Step-by-step explanation:

Area of this trapezium:

1/2 × 35 × 7

= 245/2 = 122.5 cm²

Answer:

122.5

Step-by-step explanation:

(a+b)h/ 2 = (21+14 )7/2= 35 x 7 / 2 = 122.5

I hope im rght! i

PLEASE HELP! (Q~Q)
Please show work...

Answers

Answer:

cross multiply 2 to 15 then divide whatever the outcome is by 0.5

Step-by-step explanation:

when 1 * 0.5 whole answer will be outcome

find the measure of angle b87?? please help:)

Answers

Angle b = 87 (vertically opposite angles)

Answer:

<b = 87

Step-by-step explanation:

<b = 87 because of vertical angle thm

A function is shown below.
g(x) = 19.60 + 1.74x
What is the value of g (30) ?

Answers

Answer:

g(30) = 71.8

Step-by-step explanation:

g(x) = 19.60 + 1.74x

g(30) = 19.60 + 1.74 (30)

g(30) = 19.60 + 52.20

g(30) = 71.8

The value of g(30) is 71.8

What is Function?

In mathematics, a function is represented as a rule that produces a distinct result for each input x. In mathematics, a function is indicated by a mapping or transformation.

The collection of all the values that the function may input while it is defined is known as the domain. The entire set of values that the function's output can produce is referred to as the range. The set of values that could be a function's outputs is known as the co-domain.

Given:

g(x) = 19.60 + 1.74x

Now, We have to find g(30) we have to put x= 30 in the function

g(30) = 19.60 + 1.74(30)

g(30) = 19.60 + 52.2

g(30) = 71.8

Hence, the value of g(30) is 71.8

Learn more about Function here:

https://brainly.com/question/12431044

#SPJ2

Find the value of x .

Answers

Answer:

x = 73

Step-by-step explanation:

The sum of both angles is 158

85+x = 158

Subtract 85 from each side

85+x-85 = 158-85

x = 73

Answer:

65

Step-by-step explanation:

150 - 85=65

look at the expression below
6x
which value for x will make the value of the expression greater than 6?
A 4/3
B 2/3
C 1/3
D 3/3

Answers

Answer:

4/3

Step-by-step explanation:

6 times 4/3 is 8 which is greater than 6

Answer:

A

Step-by-step explanation:

4/3 ×6=8

8 is greater than 6.

Cindy bakes 7 cookies, which is 20% of the total amount of cookies. How many total cookies are there in all?

Answers

Answer:

35

Step-by-step explanation:

Which technique(s) are appropriate to completely factor the
expression?
A)
Factor as a difference of squares.
B)
Factor out the greatest common factor.
C)
Factor out the greatest common factor; then factor
the difference of squares.
D)
Factor out the greatest common factor; then factor
the perfect square trinomial

Answers

Answer: C

Step-by-step explanation:

People use water to cook, clean, and drink every day. An estimate of 15.5% of the water used each
day is for cooking. If a family uses 68.2 gallons of water a day for cooking, how many gallons do they use every day?

Answers

Answer:

260 gallons

Step-by-step explanation:

An estimate of 26.5​% of the water used each day is for cleaning and a family uses 68.9 gallons of water a day for cleaning​,

Percentage of water used for cleaning= 26.5%

Gallons of water used for cleaning= 68.9

Let the number of gallons used everyday be represented by g. This will give:

26.5% of g = 68.9

26.5/100 × g = 68.9

0.265 × g = 68.9

0.265g = 68.9

Divide both side by 0.265

0.265g/0.265 = 68.9/0.265

g= 260

260 gallons of water are used everyday

HELPPP MEE QUICK PLEASEE I NEED IT NOWW :’) NO LINKS NO BOTS I WILL REPORT !! Which of the following are point-slope equations of the line going through
(-3,-5) and (2,4)? Check all that apply.

Answers

I think its options b c and e

The ________ makes geometry easier to understand from a description of their properties and provides the foundation from which geometry is built.

Answers

Answer:

The make geometry easier to understand from a description of their properties and they provide the foundation from which geometry is built. provide clear meaning by identifying classifications and specific characteristics of those figure, process or idea that need to be distinguished and defined.

There are a lot of works in math. The undefined terms makes geometry easier to understand from a description of their properties and provides the foundation from which geometry is built.

What is a geometry axiom?

Axioms are known to be statements made about a set of  real numbers. Note that real numbers are a vital part of geometry when it comes to taking figures, axioms are very important.

Geometric Mathematical Structures  is known to be a Greek words “geo” that connote  “earth” and “metria” meaning “measurement”.

Learn more about geometry from

https://brainly.com/question/24375372

The sum of four consecutive integers is 238. Find the integers

Answers

Answer:

58, 59, 60, 61

Step-by-step explanation:

1st: x-2

2nd: x-1

3rd: x

4th: x+1  

Sum = 4x-2 = 238

4x = 240

x = 60  

1st: x-2 = 58

2nd: x-1 = 59

3rd; x = 60

4th: x+1 = 61

238/4 = 59.5, the center

all the questions on the picture
first to answer gets best EVERYTHING

Answers

Answer:

ur welcome

Step-by-step explanation:

A.    729.1

b.    243.04  

c.    60.76

Answer:

729.172.917.291

Step-by-step explanation:

72910÷100=729.172910÷1000=72.9172910÷10000=7.291

What is the distance between point A and point B?

Answers

Answer:

point B 3 up and down 1

Step-by-step explanation:

Chris tosses two number cubes labeled 1 to 6. What is the probability of rolling
double 4s?

Answers

Answer:

1/36

Step-by-step explananation:

The probability of rolling a 4 on one cube is 1/6.  Any following throws are completely independent, so if we want the probability of rolling

double 4s, we multiply 1/6 by 1/6, obtaining 1/36.

The probability of rolling  double 4s is 1/36.

HELP PLEASE 10 POINTS

Answers

Since it is not being dilated, the answer would be 3. Hope this helps:)

One box of strawberries cost $5. Which equation can be used to calculate the most number of boxes a person can buy with $307 30 =5n 30 = 5+n 5 = 30 5 = 30 + in​

Answers

Answer:

30 = 5n

n = 6

Step-by-step explanation:

A box of strawberry cost = $5

A person has = $30

Number of boxes a person can buy = n

Equation to calculate the most number of boxes a person can buy with $30

Amount with the person = cost of a strawberry × number of strawberry

30 = 5 * n

30 = 5n

n = 30/5

n = 6

f(x) = x2. What is g(x)?

Answers

Answer:

Answer: g(x)=. Step-by-step explanation: We are given that: f(x)=x². We have to find g(x). Since, we are given that g(3)=1. Hence, we will ...  ·  g of x would equal (1/3x)^2 because if x was 6 y, g(x), would be 4

Step-by-step explanation:

La funcion que representa el beneficio obtenido por una empresa si vende x unidades de uno de sus productos es f(x)= -70x^2+2800x-45000. ¿cuantas unidades tiene que vender para maximizar sus beneficios?

Answers

Answer:

[tex]20[/tex]

Step-by-step explanation:

La función es

[tex]f(x)=-70x^2+2800x-45000[/tex]

Diferenciando con respecto a [tex]x[/tex] obtenemos

[tex]f'(x)=-140x+2800[/tex]

Igualar con cero

[tex]0=-140x+2800\\\Rightarrow x=\dfrac{2800}{140}\\\Rightarrow x=20[/tex]

Doble derivada de la función

[tex]f''(x)=-140<0[/tex]

Entonces, la función es máxima cuando el número de unidades vendidas,  [tex]x=20[/tex],

OMG PLEASE HELP AHHH LIKE PLEASE HELP

Answers

Answer:

the ratio used was 1:19

Step-by-step explanation:

let a be the action figure version

let r be the real iron man

let's list out the important things.

a = 4''

r = 6'4''

one foot has 12 inches

convert r into inches:

6 × 12 = 72           (6 feet in r)

       r = 76''          (72 + 4)

r = 76''

a = 4''

ratio is 4:76

simplify

4:76

2:38

1:19

the ratio they used is 1:19

good luck,

-cheesetoasty

PLEASE HELP I NEED TO TURN THIS IN TODAY!!!!!!!!!

Answers

Answer:

ez

Step-by-step explanation:

and dont give brainliest

lel

Can someone help me with this?

Answers

Answer:

Hypotenuse is always the longer side (Braniest pls :3)

The opposite side is the side that is directly in front of or behind of the hypotenuse

The adjacent side is the side that's adjacent to the opposite side

Step-by-step explanation:

140% of 15 step explanation?

Answers

Answer:

21

Step-by-step explanation:

Write the problem as a mathematical expression.

140% ⋅15

Convert  140 %  to a decimal.

1.4 ⋅15

Multiply 1.4 by 15.

21

Hope that helps!

Doing a quiz please help 30 points for the best answer

Answers

Answer:

(X-7)^2+(y +3)^2 = 7

help if you can plzz

Answers

Answer: I think it’s a

a) radius is halved (b) height is halved.​

Help plzz need the answer and that explanation plz don't send a file I need help with question 21!! thx so much

Answers

Answer:

No, they cannot be becuase the points are too different- no same numerical

values.

Step-by-step explanation:

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