7x-2y=-29 9x+10y=13 emliantion substuion methd

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Charod asked Feb 16, 2022

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29 votes

7x-2y=-29
9x+10y=13
emliantion substuion methd

Mathematics
high-school

Charod asked Feb 16, 2022

by Charod

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1 Answer

14 votes

Answer:

(-3, 4)

Explanation:

5(7x - 2y = -29)

35x - 10y = -145

9x + 10y = 13

44x = -132

x = -3

7(-3) - 2y = -29

-21 - 2y = -29

-2y = -8

y = 4

Gopakumar Gopalan answered Feb 20, 2022

by Gopakumar Gopalan

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