40+20x=70+18x

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Solution for 40+20x=70+18x equation:


Simplifying
40 + 20x = 70 + 18x

Solving
40 + 20x = 70 + 18x

Solving for variable 'x'.

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

Add '-18x' to each side of the equation.
40 + 20x + -18x = 70 + 18x + -18x

Combine like terms: 20x + -18x = 2x
40 + 2x = 70 + 18x + -18x

Combine like terms: 18x + -18x = 0
40 + 2x = 70 + 0
40 + 2x = 70

Add '-40' to each side of the equation.
40 + -40 + 2x = 70 + -40

Combine like terms: 40 + -40 = 0
0 + 2x = 70 + -40
2x = 70 + -40

Combine like terms: 70 + -40 = 30
2x = 30

Divide each side by '2'.
x = 15

Simplifying
x = 15

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