5(x-2)+2(x+5)+40=180

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Solution for 5(x-2)+2(x+5)+40=180 equation:


Simplifying
5(x + -2) + 2(x + 5) + 40 = 180

Reorder the terms:
5(-2 + x) + 2(x + 5) + 40 = 180
(-2 * 5 + x * 5) + 2(x + 5) + 40 = 180
(-10 + 5x) + 2(x + 5) + 40 = 180

Reorder the terms:
-10 + 5x + 2(5 + x) + 40 = 180
-10 + 5x + (5 * 2 + x * 2) + 40 = 180
-10 + 5x + (10 + 2x) + 40 = 180

Reorder the terms:
-10 + 10 + 40 + 5x + 2x = 180

Combine like terms: -10 + 10 = 0
0 + 40 + 5x + 2x = 180
40 + 5x + 2x = 180

Combine like terms: 5x + 2x = 7x
40 + 7x = 180

Solving
40 + 7x = 180

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + 7x = 180 + -40

Combine like terms: 40 + -40 = 0
0 + 7x = 180 + -40
7x = 180 + -40

Combine like terms: 180 + -40 = 140
7x = 140

Divide each side by '7'.
x = 20

Simplifying
x = 20

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