(x+8)+(4x+2)=90

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Solution for (x+8)+(4x+2)=90 equation:


Simplifying
(x + 8) + (4x + 2) = 90

Reorder the terms:
(8 + x) + (4x + 2) = 90

Remove parenthesis around (8 + x)
8 + x + (4x + 2) = 90

Reorder the terms:
8 + x + (2 + 4x) = 90

Remove parenthesis around (2 + 4x)
8 + x + 2 + 4x = 90

Reorder the terms:
8 + 2 + x + 4x = 90

Combine like terms: 8 + 2 = 10
10 + x + 4x = 90

Combine like terms: x + 4x = 5x
10 + 5x = 90

Solving
10 + 5x = 90

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 5x = 90 + -10

Combine like terms: 10 + -10 = 0
0 + 5x = 90 + -10
5x = 90 + -10

Combine like terms: 90 + -10 = 80
5x = 80

Divide each side by '5'.
x = 16

Simplifying
x = 16

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