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16-01-2022
Mathematics

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Solve the equation below

Solve the equation below class=

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JennyTheBest813 JennyTheBest813

16-01-2022

Answer:

(-3,8)

Step-by-step explanation:

7x+5y=19

y=8

Because we know y=8 we cane use 8 instead of y in the first equation.

1) 7x+5(8)=19

2) 7x+40=19

3) 7x=-21

4) x=-3

Checking the work)

1) 7(-3)+5(8)=19

2) -21+40=19

3) 19=19

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