15d+7=8d+70

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Solution for 15d+7=8d+70 equation:


Simplifying
15d + 7 = 8d + 70

Reorder the terms:
7 + 15d = 8d + 70

Reorder the terms:
7 + 15d = 70 + 8d

Solving
7 + 15d = 70 + 8d

Solving for variable 'd'.

Move all terms containing d to the left, all other terms to the right.

Add '-8d' to each side of the equation.
7 + 15d + -8d = 70 + 8d + -8d

Combine like terms: 15d + -8d = 7d
7 + 7d = 70 + 8d + -8d

Combine like terms: 8d + -8d = 0
7 + 7d = 70 + 0
7 + 7d = 70

Add '-7' to each side of the equation.
7 + -7 + 7d = 70 + -7

Combine like terms: 7 + -7 = 0
0 + 7d = 70 + -7
7d = 70 + -7

Combine like terms: 70 + -7 = 63
7d = 63

Divide each side by '7'.
d = 9

Simplifying
d = 9

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