x*2+1+x*2-2+x=40

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Solution for x*2+1+x*2-2+x=40 equation: 


Simplifying
x * 2 + 1 + x * 2 + -2 + x = 40

Reorder the terms for easier multiplication:
2x + 1 + x * 2 + -2 + x = 40

Reorder the terms for easier multiplication:
2x + 1 + 2x + -2 + x = 40

Reorder the terms:
1 + -2 + 2x + 2x + x = 40

Combine like terms: 1 + -2 = -1
-1 + 2x + 2x + x = 40

Combine like terms: 2x + 2x = 4x
-1 + 4x + x = 40

Combine like terms: 4x + x = 5x
-1 + 5x = 40

Solving
-1 + 5x = 40

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 5x = 40 + 1

Combine like terms: -1 + 1 = 0
0 + 5x = 40 + 1
5x = 40 + 1

Combine like terms: 40 + 1 = 41
5x = 41

Divide each side by '5'.
x = 8.2

Simplifying
x = 8.2

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