40=x+x-2+x+5

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Solution for 40=x+x-2+x+5 equation:


Simplifying
40 = x + x + -2 + x + 5

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

Combine like terms: -2 + 5 = 3
40 = 3 + x + x + x

Combine like terms: x + x = 2x
40 = 3 + 2x + x

Combine like terms: 2x + x = 3x
40 = 3 + 3x

Solving
40 = 3 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
40 + -3x = 3 + 3x + -3x

Combine like terms: 3x + -3x = 0
40 + -3x = 3 + 0
40 + -3x = 3

Add '-40' to each side of the equation.
40 + -40 + -3x = 3 + -40

Combine like terms: 40 + -40 = 0
0 + -3x = 3 + -40
-3x = 3 + -40

Combine like terms: 3 + -40 = -37
-3x = -37

Divide each side by '-3'.
x = 12.33333333

Simplifying
x = 12.33333333

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