(4x+9)+(7x-15)=180

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Solution for (4x+9)+(7x-15)=180 equation: 


Simplifying
(4x + 9) + (7x + -15) = 180

Reorder the terms:
(9 + 4x) + (7x + -15) = 180

Remove parenthesis around (9 + 4x)
9 + 4x + (7x + -15) = 180

Reorder the terms:
9 + 4x + (-15 + 7x) = 180

Remove parenthesis around (-15 + 7x)
9 + 4x + -15 + 7x = 180

Reorder the terms:
9 + -15 + 4x + 7x = 180

Combine like terms: 9 + -15 = -6
-6 + 4x + 7x = 180

Combine like terms: 4x + 7x = 11x
-6 + 11x = 180

Solving
-6 + 11x = 180

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 + 11x = 180 + 6

Combine like terms: -6 + 6 = 0
0 + 11x = 180 + 6
11x = 180 + 6

Combine like terms: 180 + 6 = 186
11x = 186

Divide each side by '11'.
x = 16.90909091

Simplifying
x = 16.90909091

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