15+6x=-5x+21

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


Simplifying
15 + 6x = -5x + 21

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

Solving
15 + 6x = 21 + -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.
15 + 6x + 5x = 21 + -5x + 5x

Combine like terms: 6x + 5x = 11x
15 + 11x = 21 + -5x + 5x

Combine like terms: -5x + 5x = 0
15 + 11x = 21 + 0
15 + 11x = 21

Add '-15' to each side of the equation.
15 + -15 + 11x = 21 + -15

Combine like terms: 15 + -15 = 0
0 + 11x = 21 + -15
11x = 21 + -15

Combine like terms: 21 + -15 = 6
11x = 6

Divide each side by '11'.
x = 0.5454545455

Simplifying
x = 0.5454545455

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