(d+4)7=70

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Solution for (d+4)7=70 equation:


Simplifying
(d + 4) * 7 = 70

Reorder the terms:
(4 + d) * 7 = 70

Reorder the terms for easier multiplication:
7(4 + d) = 70
(4 * 7 + d * 7) = 70
(28 + 7d) = 70

Solving
28 + 7d = 70

Solving for variable 'd'.

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

Add '-28' to each side of the equation.
28 + -28 + 7d = 70 + -28

Combine like terms: 28 + -28 = 0
0 + 7d = 70 + -28
7d = 70 + -28

Combine like terms: 70 + -28 = 42
7d = 42

Divide each side by '7'.
d = 6

Simplifying
d = 6

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