5x+5-4x=15-21

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Solution for 5x+5-4x=15-21 equation:


Simplifying
5x + 5 + -4x = 15 + -21

Reorder the terms:
5 + 5x + -4x = 15 + -21

Combine like terms: 5x + -4x = 1x
5 + 1x = 15 + -21

Combine like terms: 15 + -21 = -6
5 + 1x = -6

Solving
5 + 1x = -6

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 1x = -6 + -5

Combine like terms: 5 + -5 = 0
0 + 1x = -6 + -5
1x = -6 + -5

Combine like terms: -6 + -5 = -11
1x = -11

Divide each side by '1'.
x = -11

Simplifying
x = -11

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