Question

$2x + 5y = - 14 \\ 4x - 3y = 24$
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Answer 1

Resposta:

2x+5y=-14

2x=-14-5y

x=(-14-5y)/2

4x-3y=24

4[(-14-5y)/2]-3y=24

-28-10y-3y=24

-13y=52

y=-4

se quiser achar o x

x=(-14-5y)/2

x=[-14-5(-4)]/2

x=6/2

x=3