6x-21-15=5x+20

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Solution for 6x-21-15=5x+20 equation:


Simplifying
6x + -21 + -15 = 5x + 20

Reorder the terms:
-21 + -15 + 6x = 5x + 20

Combine like terms: -21 + -15 = -36
-36 + 6x = 5x + 20

Reorder the terms:
-36 + 6x = 20 + 5x

Solving
-36 + 6x = 20 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-36 + 6x + -5x = 20 + 5x + -5x

Combine like terms: 6x + -5x = 1x
-36 + 1x = 20 + 5x + -5x

Combine like terms: 5x + -5x = 0
-36 + 1x = 20 + 0
-36 + 1x = 20

Add '36' to each side of the equation.
-36 + 36 + 1x = 20 + 36

Combine like terms: -36 + 36 = 0
0 + 1x = 20 + 36
1x = 20 + 36

Combine like terms: 20 + 36 = 56
1x = 56

Divide each side by '1'.
x = 56

Simplifying
x = 56

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