2d+7=4d-5

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Solution for 2d+7=4d-5 equation:


Simplifying
2d + 7 = 4d + -5

Reorder the terms:
7 + 2d = 4d + -5

Reorder the terms:
7 + 2d = -5 + 4d

Solving
7 + 2d = -5 + 4d

Solving for variable 'd'.

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

Add '-4d' to each side of the equation.
7 + 2d + -4d = -5 + 4d + -4d

Combine like terms: 2d + -4d = -2d
7 + -2d = -5 + 4d + -4d

Combine like terms: 4d + -4d = 0
7 + -2d = -5 + 0
7 + -2d = -5

Add '-7' to each side of the equation.
7 + -7 + -2d = -5 + -7

Combine like terms: 7 + -7 = 0
0 + -2d = -5 + -7
-2d = -5 + -7

Combine like terms: -5 + -7 = -12
-2d = -12

Divide each side by '-2'.
d = 6

Simplifying
d = 6

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