(7x-3)+(12x-7)=180

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Solution for (7x-3)+(12x-7)=180 equation:


Simplifying
(7x + -3) + (12x + -7) = 180

Reorder the terms:
(-3 + 7x) + (12x + -7) = 180

Remove parenthesis around (-3 + 7x)
-3 + 7x + (12x + -7) = 180

Reorder the terms:
-3 + 7x + (-7 + 12x) = 180

Remove parenthesis around (-7 + 12x)
-3 + 7x + -7 + 12x = 180

Reorder the terms:
-3 + -7 + 7x + 12x = 180

Combine like terms: -3 + -7 = -10
-10 + 7x + 12x = 180

Combine like terms: 7x + 12x = 19x
-10 + 19x = 180

Solving
-10 + 19x = 180

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 + 19x = 180 + 10

Combine like terms: -10 + 10 = 0
0 + 19x = 180 + 10
19x = 180 + 10

Combine like terms: 180 + 10 = 190
19x = 190

Divide each side by '19'.
x = 10

Simplifying
x = 10

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