Question

Solve the simultaneous equations.

2x + 3y = 13
x + 2y = 9

Answer 1

Step-by-step explanation:

x-y=9, x=y+9

2x+3y=13

2(y+9)+3y=13

2y+18+3y=13

5y=-5

y=-1

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x-(-1)1=9

x8

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2(8)+3(-1)=13

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