5x + 2 = 7
Subtract 2 from each side: 5x = 5
Divide both sides by 5: x = 1
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DIE
20x+7=5x+10 15x=3 3/15=.2 x=.2
If: x = 7 Then: y = (2*7)+3 = 17 And: 5x+y = (5*7)+17 = 52
10x+7 = 5x+32 10x-5x = 32-7 5x = 25 x = 5
(x + 7) + (x - 2) x= -7 or 2