7(3x+16)+8=-90

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Solution for 7(3x+16)+8=-90 equation:


Simplifying
7(3x + 16) + 8 = -90

Reorder the terms:
7(16 + 3x) + 8 = -90
(16 * 7 + 3x * 7) + 8 = -90
(112 + 21x) + 8 = -90

Reorder the terms:
112 + 8 + 21x = -90

Combine like terms: 112 + 8 = 120
120 + 21x = -90

Solving
120 + 21x = -90

Solving for variable 'x'.

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

Add '-120' to each side of the equation.
120 + -120 + 21x = -90 + -120

Combine like terms: 120 + -120 = 0
0 + 21x = -90 + -120
21x = -90 + -120

Combine like terms: -90 + -120 = -210
21x = -210

Divide each side by '21'.
x = -10

Simplifying
x = -10

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