7d+49+9=13-9d+2+6d

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Solution for 7d+49+9=13-9d+2+6d equation:


Simplifying
7d + 49 + 9 = 13 + -9d + 2 + 6d

Reorder the terms:
49 + 9 + 7d = 13 + -9d + 2 + 6d

Combine like terms: 49 + 9 = 58
58 + 7d = 13 + -9d + 2 + 6d

Reorder the terms:
58 + 7d = 13 + 2 + -9d + 6d

Combine like terms: 13 + 2 = 15
58 + 7d = 15 + -9d + 6d

Combine like terms: -9d + 6d = -3d
58 + 7d = 15 + -3d

Solving
58 + 7d = 15 + -3d

Solving for variable 'd'.

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

Add '3d' to each side of the equation.
58 + 7d + 3d = 15 + -3d + 3d

Combine like terms: 7d + 3d = 10d
58 + 10d = 15 + -3d + 3d

Combine like terms: -3d + 3d = 0
58 + 10d = 15 + 0
58 + 10d = 15

Add '-58' to each side of the equation.
58 + -58 + 10d = 15 + -58

Combine like terms: 58 + -58 = 0
0 + 10d = 15 + -58
10d = 15 + -58

Combine like terms: 15 + -58 = -43
10d = -43

Divide each side by '10'.
d = -4.3

Simplifying
d = -4.3

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