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Liula [17]
3 years ago
13

ANSWER THESE IN 15 MINS FOR A BRAINLIEST Solve each system by substitution

Mathematics
2 answers:
Murrr4er [49]3 years ago
3 0

Answer:

I know this question and answer

makvit [3.9K]3 years ago
3 0
1. The question is not clear there are 2 “=“ signs so i took it as a minus
The answer for that is x=-3, y=-6
2. X=3, y=-4
3. X=0, y=-2
4. X=0, y=-3
5. No “=“ in one of the equations
6. X=3, y=2
7. X=-5, y=1
8. X=27/7, y=9/14
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a bag of popcorn contains 483 calories and servers 3.5 people. how many calories are in each serving.
UNO [17]

Answer:

138

Step-by-step explanation:

383 divide by 3.5.

4 0
3 years ago
Rearrange the formula c2 = a2 + b2 for b.
gayaneshka [121]
Move a2 to the left side of the equation so you have c2-a2. then divide by 2 to get b by itself. you are left with c2-a2 all over 2. the 2s will cancel and you'll be left with c-a=b
5 0
3 years ago
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A box of 24 greeting cards is sold at a gift shop for $3.00. The cost to the store is $2.40. What is the markup as a percentage
olasank [31]

Answer:

25% markup

Step-by-step explanation:

To do this you must know the formula

absolute value of ( original-new)/original

In this problem the original is 2.4

2.4-3.00=-0.6, but take absolute value=0.6

0.6/2.4 = 0.25

0.25 as a percent is 25%

I hope this helped!

7 0
3 years ago
Find the area of the circle if radius is 6 and there is only 3/4 of the circled
drek231 [11]

Answer:

84.8

Step-by-step explanation:

Begin by finding the total area of the circle. You have been given the radius.

A = πr²

A = π(6)²

A = 36π

A = 113

If there is only 3/4 of the circle, then multiply the entire area by 3/4 to find the final answer.

113 x 3/4 = 84.8

3 0
2 years ago
Find the domain and range of the function graphed below.
anyanavicka [17]

domain = [-3 , 1)

range = [-5 , 4]

have a nice day

and this shape ( and that [ matters so be careful.

7 0
2 years ago
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