4x+13+3x+20=8x+15

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Solution for 4x+13+3x+20=8x+15 equation: 


Simplifying
4x + 13 + 3x + 20 = 8x + 15

Reorder the terms:
13 + 20 + 4x + 3x = 8x + 15

Combine like terms: 13 + 20 = 33
33 + 4x + 3x = 8x + 15

Combine like terms: 4x + 3x = 7x
33 + 7x = 8x + 15

Reorder the terms:
33 + 7x = 15 + 8x

Solving
33 + 7x = 15 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
33 + 7x + -8x = 15 + 8x + -8x

Combine like terms: 7x + -8x = -1x
33 + -1x = 15 + 8x + -8x

Combine like terms: 8x + -8x = 0
33 + -1x = 15 + 0
33 + -1x = 15

Add '-33' to each side of the equation.
33 + -33 + -1x = 15 + -33

Combine like terms: 33 + -33 = 0
0 + -1x = 15 + -33
-1x = 15 + -33

Combine like terms: 15 + -33 = -18
-1x = -18

Divide each side by '-1'.
x = 18

Simplifying
x = 18

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