SOLUTION: Solve for D if 2D+3=13 and solve for E if 12E-3=0

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Question 526433: Solve for D if 2D+3=13 and solve for E if 12E-3=0
Answer by Maths68(1474) About Me  (Show Source):
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1) 2D+3=13
2) 12E-3=0


1)
2D+3=13
2D+3-3=13-3
2D=13-3
2D=10
2D/2=10/2
D=5


2)
12E-3=0
12E-3+3=0+3
12E=3
12E/12=3/12
E=1/4