3 years ago

Number 13 please.it’s the answe.r

1 answer:

3 0

The answer is there what u need help with?

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Elina [12.6K]

Answer:

Step-by-step explanation:

A + B = 127

5.80A + 4.25B = 657.55

Solve with substitution.

5.80A + 4.25(127 − A) = 657.55

5.80A + 539.75 − 4.25A = 657.55

1.55A = 117.80

A = 76

8 0

3 years ago

Alchen [17]

X=-2

You can also check by plugging -2 in for x. Here is a picture. Please notify me if I made an error!

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3 years ago

Ludmilka [50]

Answer:

-7

Step-by-step explanation:

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3 years ago

____ [38]

Answer:

The total of all the boxes would be $5.00.

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3 years ago

Shkiper50 [21]

If you're looking for "x"

x/3 = 3
x = 3*3
x= 9

6 0

3 years ago