7(10+7d)=

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Solution for 7(10+7d)= equation: 


Simplifying
7(10 + 7d) = 0
(10 * 7 + 7d * 7) = 0
(70 + 49d) = 0

Solving
70 + 49d = 0

Solving for variable 'd'.

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

Add '-70' to each side of the equation.
70 + -70 + 49d = 0 + -70

Combine like terms: 70 + -70 = 0
0 + 49d = 0 + -70
49d = 0 + -70

Combine like terms: 0 + -70 = -70
49d = -70

Divide each side by '49'.
d = -1.428571429

Simplifying
d = -1.428571429

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