(5x+5)+(7x-2)=75

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Solution for (5x+5)+(7x-2)=75 equation:


Simplifying
(5x + 5) + (7x + -2) = 75

Reorder the terms:
(5 + 5x) + (7x + -2) = 75

Remove parenthesis around (5 + 5x)
5 + 5x + (7x + -2) = 75

Reorder the terms:
5 + 5x + (-2 + 7x) = 75

Remove parenthesis around (-2 + 7x)
5 + 5x + -2 + 7x = 75

Reorder the terms:
5 + -2 + 5x + 7x = 75

Combine like terms: 5 + -2 = 3
3 + 5x + 7x = 75

Combine like terms: 5x + 7x = 12x
3 + 12x = 75

Solving
3 + 12x = 75

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 12x = 75 + -3

Combine like terms: 3 + -3 = 0
0 + 12x = 75 + -3
12x = 75 + -3

Combine like terms: 75 + -3 = 72
12x = 72

Divide each side by '12'.
x = 6

Simplifying
x = 6

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