Christmasgirl Christmasgirl

18-03-2017
Mathematics

Answered

Solve by the addition method ( elimination).

5x+2y=-17

3x-2y=-7

Verified Answer :

wolf1728 wolf1728

18-03-2017

A) 5x + 2y= -17

B3x -2y = -7

Adding the 2 equations, we get
8x = -24
x = -3
B) 3*-3x -2y = -7
-9 - 2y = -7
2y = -2
y = -1

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