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X+y=-9. 5x-2y=32. elimination using manipulation​

User Diffa
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1 Answer

3 votes

Answer:

x=2, y=11.

Explanation:

x + y = -9.

5x - 2y = 32 Multiply the first equation by 2:

2x + 2y = -18 Adding the last 2 equations to eliminate y:

7x = 14

x = 2,

Substitute x = 2 in the first equation:

2 + y = -9

y = -9 - 2

y = -11.

User Nikita Skvortsov
by
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