-7(-7d+11)=-6(-13d-14)+13

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Solution for -7(-7d+11)=-6(-13d-14)+13 equation:


Simplifying
-7(-7d + 11) = -6(-13d + -14) + 13

Reorder the terms:
-7(11 + -7d) = -6(-13d + -14) + 13
(11 * -7 + -7d * -7) = -6(-13d + -14) + 13
(-77 + 49d) = -6(-13d + -14) + 13

Reorder the terms:
-77 + 49d = -6(-14 + -13d) + 13
-77 + 49d = (-14 * -6 + -13d * -6) + 13
-77 + 49d = (84 + 78d) + 13

Reorder the terms:
-77 + 49d = 84 + 13 + 78d

Combine like terms: 84 + 13 = 97
-77 + 49d = 97 + 78d

Solving
-77 + 49d = 97 + 78d

Solving for variable 'd'.

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

Add '-78d' to each side of the equation.
-77 + 49d + -78d = 97 + 78d + -78d

Combine like terms: 49d + -78d = -29d
-77 + -29d = 97 + 78d + -78d

Combine like terms: 78d + -78d = 0
-77 + -29d = 97 + 0
-77 + -29d = 97

Add '77' to each side of the equation.
-77 + 77 + -29d = 97 + 77

Combine like terms: -77 + 77 = 0
0 + -29d = 97 + 77
-29d = 97 + 77

Combine like terms: 97 + 77 = 174
-29d = 174

Divide each side by '-29'.
d = -6

Simplifying
d = -6

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