20x+40+2x=30x-45+18

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Solution for 20x+40+2x=30x-45+18 equation: 


Simplifying
20x + 40 + 2x = 30x + -45 + 18

Reorder the terms:
40 + 20x + 2x = 30x + -45 + 18

Combine like terms: 20x + 2x = 22x
40 + 22x = 30x + -45 + 18

Reorder the terms:
40 + 22x = -45 + 18 + 30x

Combine like terms: -45 + 18 = -27
40 + 22x = -27 + 30x

Solving
40 + 22x = -27 + 30x

Solving for variable 'x'.

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

Add '-30x' to each side of the equation.
40 + 22x + -30x = -27 + 30x + -30x

Combine like terms: 22x + -30x = -8x
40 + -8x = -27 + 30x + -30x

Combine like terms: 30x + -30x = 0
40 + -8x = -27 + 0
40 + -8x = -27

Add '-40' to each side of the equation.
40 + -40 + -8x = -27 + -40

Combine like terms: 40 + -40 = 0
0 + -8x = -27 + -40
-8x = -27 + -40

Combine like terms: -27 + -40 = -67
-8x = -67

Divide each side by '-8'.
x = 8.375

Simplifying
x = 8.375

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