5(x+6)-21=

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Solution for 5(x+6)-21= equation:


Simplifying
5(x + 6) + -21 = 0

Reorder the terms:
5(6 + x) + -21 = 0
(6 * 5 + x * 5) + -21 = 0
(30 + 5x) + -21 = 0

Reorder the terms:
30 + -21 + 5x = 0

Combine like terms: 30 + -21 = 9
9 + 5x = 0

Solving
9 + 5x = 0

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 5x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 5x = 0 + -9
5x = 0 + -9

Combine like terms: 0 + -9 = -9
5x = -9

Divide each side by '5'.
x = -1.8

Simplifying
x = -1.8

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