(4d+5)+(3d+7)=

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Solution for (4d+5)+(3d+7)= equation:


Simplifying
(4d + 5) + (3d + 7) = 0

Reorder the terms:
(5 + 4d) + (3d + 7) = 0

Remove parenthesis around (5 + 4d)
5 + 4d + (3d + 7) = 0

Reorder the terms:
5 + 4d + (7 + 3d) = 0

Remove parenthesis around (7 + 3d)
5 + 4d + 7 + 3d = 0

Reorder the terms:
5 + 7 + 4d + 3d = 0

Combine like terms: 5 + 7 = 12
12 + 4d + 3d = 0

Combine like terms: 4d + 3d = 7d
12 + 7d = 0

Solving
12 + 7d = 0

Solving for variable 'd'.

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

Add '-12' to each side of the equation.
12 + -12 + 7d = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 7d = 0 + -12
7d = 0 + -12

Combine like terms: 0 + -12 = -12
7d = -12

Divide each side by '7'.
d = -1.714285714

Simplifying
d = -1.714285714

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