a) -2x+4=5x+25
-2x-5x=25-4
-7x=21
x=-3
b) 7y-8=-y+24
7y+y=24+8
8y=32
y=4
a)
-2x + 4 = 5x + 25
- 7x = 21 / (-7)
x = -3
b) 7y - 8 = -y + 24
8y = 32 / 8
y = 4
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a) -2x+4=5x+25
-2x-5x=25-4
-7x=21
x=-3
b) 7y-8=-y+24
7y+y=24+8
8y=32
y=4
a)
-2x + 4 = 5x + 25
- 7x = 21 / (-7)
x = -3
b) 7y - 8 = -y + 24
8y = 32 / 8
y = 4