alexcuevaz90
29.12.2019 •
Mathematics
X+ y = 4
x - 2y = -5
if the first equation is multiplied by 2 and then the equations are added, the result is
3x = 13
3x = 3
x = 3
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Ответ:
Well it would come out to 2x-3y=-9
Step-by-step explanation:
Ответ: