15 = 2x + 12
2x = 3
x = 3/2
Martha T.
asked 10/17/2015 = 2x + 12
2x = 3
x = 3/2
Hanna Z. answered 10/17/20
Experienced tutor specializing in Mathematics and Chinese
5=1/3(2x+12)
step 1: divide by 1/3 on both sides
15=2x12
step 2: subtract 12 on both side
3=2x
step 3: divide by 2 on both sides
3/2=x
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