(9(q+4)-15)-(2(q-4)+1)=

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Solution for (9(q+4)-15)-(2(q-4)+1)= equation:


Simplifying
(9(q + 4) + -15) + -1(2(q + -4) + 1) = 0

Reorder the terms:
(9(4 + q) + -15) + -1(2(q + -4) + 1) = 0
((4 * 9 + q * 9) + -15) + -1(2(q + -4) + 1) = 0
((36 + 9q) + -15) + -1(2(q + -4) + 1) = 0

Reorder the terms:
(36 + -15 + 9q) + -1(2(q + -4) + 1) = 0

Combine like terms: 36 + -15 = 21
(21 + 9q) + -1(2(q + -4) + 1) = 0

Remove parenthesis around (21 + 9q)
21 + 9q + -1(2(q + -4) + 1) = 0

Reorder the terms:
21 + 9q + -1(2(-4 + q) + 1) = 0
21 + 9q + -1((-4 * 2 + q * 2) + 1) = 0
21 + 9q + -1((-8 + 2q) + 1) = 0

Reorder the terms:
21 + 9q + -1(-8 + 1 + 2q) = 0

Combine like terms: -8 + 1 = -7
21 + 9q + -1(-7 + 2q) = 0
21 + 9q + (-7 * -1 + 2q * -1) = 0
21 + 9q + (7 + -2q) = 0

Reorder the terms:
21 + 7 + 9q + -2q = 0

Combine like terms: 21 + 7 = 28
28 + 9q + -2q = 0

Combine like terms: 9q + -2q = 7q
28 + 7q = 0

Solving
28 + 7q = 0

Solving for variable 'q'.

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

Add '-28' to each side of the equation.
28 + -28 + 7q = 0 + -28

Combine like terms: 28 + -28 = 0
0 + 7q = 0 + -28
7q = 0 + -28

Combine like terms: 0 + -28 = -28
7q = -28

Divide each side by '7'.
q = -4

Simplifying
q = -4

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