(6x-4)+(7x+16)=90

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Solution for (6x-4)+(7x+16)=90 equation:


Simplifying
(6x + -4) + (7x + 16) = 90

Reorder the terms:
(-4 + 6x) + (7x + 16) = 90

Remove parenthesis around (-4 + 6x)
-4 + 6x + (7x + 16) = 90

Reorder the terms:
-4 + 6x + (16 + 7x) = 90

Remove parenthesis around (16 + 7x)
-4 + 6x + 16 + 7x = 90

Reorder the terms:
-4 + 16 + 6x + 7x = 90

Combine like terms: -4 + 16 = 12
12 + 6x + 7x = 90

Combine like terms: 6x + 7x = 13x
12 + 13x = 90

Solving
12 + 13x = 90

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 13x = 90 + -12

Combine like terms: 12 + -12 = 0
0 + 13x = 90 + -12
13x = 90 + -12

Combine like terms: 90 + -12 = 78
13x = 78

Divide each side by '13'.
x = 6

Simplifying
x = 6

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