4-8y = 25 - 15y
-8y+15y=25-4
7y=21
y= 3
5x-2(3)=-1
5x-6=-1
5x=-1+5
5x=5
x=1
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4-8y = 25 - 15y
-8y+15y=25-4
7y=21
y= 3
5x-2(3)=-1
5x-6=-1
5x=-1+5
5x=5
x=1