(9x+10)+(3x-4)=66

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Solution for (9x+10)+(3x-4)=66 equation: 


Simplifying
(9x + 10) + (3x + -4) = 66

Reorder the terms:
(10 + 9x) + (3x + -4) = 66

Remove parenthesis around (10 + 9x)
10 + 9x + (3x + -4) = 66

Reorder the terms:
10 + 9x + (-4 + 3x) = 66

Remove parenthesis around (-4 + 3x)
10 + 9x + -4 + 3x = 66

Reorder the terms:
10 + -4 + 9x + 3x = 66

Combine like terms: 10 + -4 = 6
6 + 9x + 3x = 66

Combine like terms: 9x + 3x = 12x
6 + 12x = 66

Solving
6 + 12x = 66

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 12x = 66 + -6

Combine like terms: 6 + -6 = 0
0 + 12x = 66 + -6
12x = 66 + -6

Combine like terms: 66 + -6 = 60
12x = 60

Divide each side by '12'.
x = 5

Simplifying
x = 5

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