20x+15=9x-2+40

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Solution for 20x+15=9x-2+40 equation:


Simplifying
20x + 15 = 9x + -2 + 40

Reorder the terms:
15 + 20x = 9x + -2 + 40

Reorder the terms:
15 + 20x = -2 + 40 + 9x

Combine like terms: -2 + 40 = 38
15 + 20x = 38 + 9x

Solving
15 + 20x = 38 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
15 + 20x + -9x = 38 + 9x + -9x

Combine like terms: 20x + -9x = 11x
15 + 11x = 38 + 9x + -9x

Combine like terms: 9x + -9x = 0
15 + 11x = 38 + 0
15 + 11x = 38

Add '-15' to each side of the equation.
15 + -15 + 11x = 38 + -15

Combine like terms: 15 + -15 = 0
0 + 11x = 38 + -15
11x = 38 + -15

Combine like terms: 38 + -15 = 23
11x = 23

Divide each side by '11'.
x = 2.090909091

Simplifying
x = 2.090909091

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