In a certain chemical, the ratio of zinc to copper is 4 to 11. A jar of the chemical contains 550 grams
of copper. How many grams of zinc does it contain?

Answers

Answer 1

Answer:

Umm ask a tutor

Step-by-step explanation:

Brainlest if this helped


Related Questions

A grocer can buy oranges for $1.65 per pound. 1. Write an equation relating c, the cost; and p, the pounds of oranges. (1 point) 2. An orange order cost $260.10. How many pounds did the grocer order? (Round to the nearest whole number) (1 point)

Answers

429.165

Step-by-step explanation:

I think 1.65 x 260 = 429.165

The initial number of views for a certain website was 15 . The number of views is growing exponentially at a rate of 22% per week. Whatbis the number of views expected to be four weeks from now . Round to the nearest whle number o

Answers

Answer:

33

Step-by-step explanation:

Set up equation:

[tex]15(1+22\%)^4=15*1.22^4 = 33.23[/tex]

round to whole number 33

Davon bought 4 pairs of jeans that cost $18.50 per pair. He had a coupon that took 20% off the total cost of the purchase. What is the final cost of the jeans Davon bought?

Answers

Answer

4 pairs of jeans  by shirts instead

Step-by-step explanation:

Find the value of x

Answers

Answer:

-2

WORK

f(x) = 3x + 2

f(x) = -4

-4 = 3x + 2

-4 = 3x + 2

-2

-6 = 3x

-6/3 = -2

A bicycle is marked 40% off the original price of $150. It is then taxed at 7 1/2%
What is the final total cost of the bicycle?
$96.75
$101.25
$97.50
$64.50

Answers

96.75
i think i dont fully know

Answer:

$64.50

Step-by-step explanation:

You can sum 7,5% of $150 which will be $161,25 minus 40% = Correct answer is D

I need help with this ASAP

Answers

Answer:

I think its Factor

Step-by-step explanation: (x-4) (x+1)

And for the equation x=4,-1

Solve for x and y



Hi

Answers

Answer:

x = 10, y = 20

Step-by-step explanation:

Because two sides of the rightmost triangle are congruent, the base angles would follow suit. This means 5x - 10 = 3x + 10. Simplifying this we get:

2x = 20

x = 10

Next, in the other triangle, we can say the same thing, the base angles would be congruent. From this we can say that the other base angle is 4y. Using the exterior angle theorem, we can say that the two angles with x terms add to 4y. This means 3x + 10 + 5x - 10 is 4y. We already know x is 10, so substituting that in we get:

80 = 4y

y = 20

Please help with the question in the circle

Answers

Answer:

Step-by-step explanation:

B took the test

Given f(x)=3x−3 and g(x)=2x−3

f(3)−g(5)+12=

Answers

Answer:

When f(x) = 3x - 3 and g(x) = 2x - 3,

f(3) - g(5) + 12 = 11.

Step-by-step explanation:

Given:

f(x) = 3x - 3

g(x) = 2x - 3

First solve f(3).

f(x) = 3x - 3

Substitute input value.

f(3) = 3(3) - 3

Multiply 3 and 3.

f(3) = 9 - 3

Subtract 3 from 9.

f(3) = 6

Next, solve g(5).

g(x) = 2x - 3

Substitute input value.

g(5) = 2(5) - 3

Multiply 2 and 5.

g(5) = 10 - 3

Subtract 3 from 10.

g(5) = 7

Knowing these values, solve the expression.

f(3) - g(5) + 12

Replace functions with their values.

6 - 7 + 12

Subtract 7 from 6.

(-1) + 12

Add -1 and 12.

11.

solve for x

5(2x-1) = 6

Answers

Answer:

x=1.1

Step-by-step explanation:

5 (2x-1)=6

10x-5=6

10x=6+5

10x=11

x=11/10

x=1.1

Answer:

Exact form

[tex]x=\frac{11}{10}[/tex]

Decimal Form

x=1.1

Step-by-step explanation:

Hello if anyone could answer this that'd be nice

Select all the equations that have {7} as its solution set.

65−2x=6x+9

x2+1=8x−5

3+4x=5x−4

9−x=14x

Answers

Step-by-step explanation:

x = 7

3 + 4x = 5x - 4

3 + 4(7) = 5(7) - 4

3 + 28 = 35 - 4

31 = 31

Option C

The equations having the solutions 7 are 65−2x=6x+9 and 3+4x=5x−4. the correct options are A and C.

What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that we have to check all the equations having solution 7.

Checking option A,

65−2x=6x+9

65 - ( 2 x 7 ) = ( 6 x 7 ) + 9

51 = 51

Checking option B,

x²+1=8x−5

(7²) + 1 = ( 8 x 7 ) - 5

50≠ 51

Checking option C,

3 + 4x = 5x - 4

3 + 4(7) = 5(7) - 4

3 + 28 = 35 - 4

31 = 31

Checking option D,

9 - x = 14x

9 - 7 = 14 x 7

2≠ 98

Therefore, the equations having the solutions 7 are 65−2x=6x+9 and 3+4x=5x−4. the correct options are A and C.

To know more about an expression follow

https://brainly.com/question/10065557

#SPJ2

Someone plz help me :(

Answers

C. Brooke finished in 115 minutes, so she was faster.

It’s D! 1 hour and 55 minutes 60+55= 115 minutes

(SUPER EASY) ILL GIVE BRAINLIEST TOO.


just answer all the questions you know.

Answers

Answer:

what is the question

Step-by-step explanation:

14.50 divided by 8.5

Answers

Answer:

1.70

Step-by-step explanation:

The answer is 1.70!

Is this a proportional relationship?

Answers

Answer:

No

Step-by-step explanation:

It is not being multiplyed evenly on both sides with each other

Scott earns 45 dollars per week working part time at a book store. He makes one dollar more for each book that he sells. The amount, A (in dollars), that Scott earns in a week if he sells b books is given by the following function A (b) = 45 + b how much does Scott earn in a week if he sells 34 books?

Answers

If he sells 34 books and he makes a dollar more for each book he sells, that is 34$ you should add to your total. 45 + 34 = 79

Scott earned 79$ in a week.

PLEASEEEEEE AWNSER I NEED HELP! (AWNSER in scientific notation) 24-27

Answers

Answer:

24 - 27 = -3

and if you meant 2/4 - 2/7 in scientic notation:

2/4 - 2/7 = 3/14

HOPE THIS HELPS

What is the definition for congruent line segments for geometry?

Answers

Two segments are congruent when they have the same measure

Solve for a
7a - 2b = 5a + b
A. a = 2b
B. a = 3b
C. a = 3/2b
D. a = 2/3b​

Answers

Answer:

C. a = 3/2b

Step-by-step explanation:

7a - 2b = 5a + b

7a = 5a + 3b

7a - 5a = 3b

2a = 3b

a = 3/2b

Answer:

C. a = 3/2b

Step-by-step explanation:

7a - 2b = 5a + b

7a = 5a + 3b

7a - 5a = 3b

2a = 3b

a = 3/2b

Write 186110 correct to 2 significant figures​

Answers

Answer:

180000

Step-by-step explanation:

Charlie’s grandfather left him 100 shares of Apple Inc. and 40 shares of Ford Motor Company How much is his stock worth (in dollars), assuming Apple sells for $150 a share and Ford sells for $18 a share?

Answers

$15000+$720 = $15720

由于 1 美元等于 6.4 人民币,我们可以将 15720 乘以 6.4 得到正确结果:

100568¥

本题已由中国数学会官方解答(现有会员:2人)

what is the value of U?

Answers

It's given that WXYZ is a parallelogram. In a parallelogram, the adjacent angles sum up to 180°. Here, 2u - 2 & 3u + 12 together make 180° because they are adjacent angles.

2u - 2 + 3u + 12 = 180

2u + 3u - 2 + 12 = 180

5u + 10 = 180

5u = 170

u = 170/5

u = 34

_______

꧁✿ ᴿᴬᴵᴺᴮᴼᵂˢᴬᴸᵀ2222 ✬꧂

read this and answer please

Answers

Answer:

Dont know

Dont know

Dont know

Dont know dont know dont knowwwwwwwwwwwwwww

What is the smallest positive multiple of $32$?

Answers

is the dollar signs supp to be there?

Answer:

1

Step-by-step explanation:

i think i could be wrong

The surface areas of Jupiter and Earth are approximately 6.0 x 1010 km2 and 5.1 x 108 km2. About how many times greater is Jupiter's surface area than Earth's surface area?

a. 1.2 times
b. 21 times
c. 100 times
d. 120 times

Answers

Answer:

D    Hope I helped :) Please mark brainliest!

Step-by-step explanation:

PLSSSSS help i need it quick

Answers

The answer is c hope it helps
The answer is d because of logic

Which of the systems of equations below is equivalent to the system?
4x+5y=3
2x+3y=1

Answers

Answer:

algebraic equation

Step-by-step explanation:

.....

If 2a - b = 4 , find a.

Answers

Answer:  a = ¹/₂ (4 + b)

Step-by-step explanation:

To solve for 'a' we have to make it the subject of the equation. Since there are two unknowns ('a' & 'b'), we won't get a numerical value of 'a', but an expression in terms of the second unknown 'b'.

Since 2a - b = 4                     [add 'b' to both sides]

then          2a = 4 + b             [divide both sides by 2 = multiplying by  ¹/₂]

                   a = ¹/₂ (4 + b)

Sinx+(75độ)=sin 15 độ

Answers

Step-by-step explanation:

Did you mean :

sin(x + 75°) = sin(15°)

x + 75° = 15°

x = 15° - 75°

x = -60°

write the equation of a line that passes through the point (-1,-2) and has a slope of -4

Answers

Answer:

Y=2x+2

Step-by-step explanation:

The slope-intercept equation of a line :

y = m x + c

Here

m  =  slope  c = y

-intercept

Therefore, the required equation is:

y = 2 xc

Putting the point  

( 1 , 4 )

in it as it lies on line, we get:

4 = 2 + c

Therefore

c = 2

So

y = 2 x + 2

is the required equation.

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