(3n+7)+(4d+6)=

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Solution for (3n+7)+(4d+6)= equation:


Simplifying
(3n + 7) + (4d + 6) = 0

Reorder the terms:
(7 + 3n) + (4d + 6) = 0

Remove parenthesis around (7 + 3n)
7 + 3n + (4d + 6) = 0

Reorder the terms:
7 + 3n + (6 + 4d) = 0

Remove parenthesis around (6 + 4d)
7 + 3n + 6 + 4d = 0

Reorder the terms:
7 + 6 + 4d + 3n = 0

Combine like terms: 7 + 6 = 13
13 + 4d + 3n = 0

Solving
13 + 4d + 3n = 0

Solving for variable 'd'.

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

Add '-13' to each side of the equation.
13 + 4d + -13 + 3n = 0 + -13

Reorder the terms:
13 + -13 + 4d + 3n = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 4d + 3n = 0 + -13
4d + 3n = 0 + -13

Combine like terms: 0 + -13 = -13
4d + 3n = -13

Add '-3n' to each side of the equation.
4d + 3n + -3n = -13 + -3n

Combine like terms: 3n + -3n = 0
4d + 0 = -13 + -3n
4d = -13 + -3n

Divide each side by '4'.
d = -3.25 + -0.75n

Simplifying
d = -3.25 + -0.75n

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