2(5-6d)=7(d+9)

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Solution for 2(5-6d)=7(d+9) equation:


Simplifying
2(5 + -6d) = 7(d + 9)
(5 * 2 + -6d * 2) = 7(d + 9)
(10 + -12d) = 7(d + 9)

Reorder the terms:
10 + -12d = 7(9 + d)
10 + -12d = (9 * 7 + d * 7)
10 + -12d = (63 + 7d)

Solving
10 + -12d = 63 + 7d

Solving for variable 'd'.

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

Add '-7d' to each side of the equation.
10 + -12d + -7d = 63 + 7d + -7d

Combine like terms: -12d + -7d = -19d
10 + -19d = 63 + 7d + -7d

Combine like terms: 7d + -7d = 0
10 + -19d = 63 + 0
10 + -19d = 63

Add '-10' to each side of the equation.
10 + -10 + -19d = 63 + -10

Combine like terms: 10 + -10 = 0
0 + -19d = 63 + -10
-19d = 63 + -10

Combine like terms: 63 + -10 = 53
-19d = 53

Divide each side by '-19'.
d = -2.789473684

Simplifying
d = -2.789473684

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