40=3x+x-(3x-23)

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Solution for 40=3x+x-(3x-23) equation:


Simplifying
40 = 3x + x + -1(3x + -23)

Reorder the terms:
40 = 3x + x + -1(-23 + 3x)
40 = 3x + x + (-23 * -1 + 3x * -1)
40 = 3x + x + (23 + -3x)

Reorder the terms:
40 = 23 + 3x + x + -3x

Combine like terms: 3x + x = 4x
40 = 23 + 4x + -3x

Combine like terms: 4x + -3x = 1x
40 = 23 + 1x

Solving
40 = 23 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
40 + -1x = 23 + 1x + -1x

Combine like terms: 1x + -1x = 0
40 + -1x = 23 + 0
40 + -1x = 23

Add '-40' to each side of the equation.
40 + -40 + -1x = 23 + -40

Combine like terms: 40 + -40 = 0
0 + -1x = 23 + -40
-1x = 23 + -40

Combine like terms: 23 + -40 = -17
-1x = -17

Divide each side by '-1'.
x = 17

Simplifying
x = 17

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