30=10(x+9)

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Solution for 30=10(x+9) equation:


Simplifying
30 = 10(x + 9)

Reorder the terms:
30 = 10(9 + x)
30 = (9 * 10 + x * 10)
30 = (90 + 10x)

Solving
30 = 90 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
30 + -10x = 90 + 10x + -10x

Combine like terms: 10x + -10x = 0
30 + -10x = 90 + 0
30 + -10x = 90

Add '-30' to each side of the equation.
30 + -30 + -10x = 90 + -30

Combine like terms: 30 + -30 = 0
0 + -10x = 90 + -30
-10x = 90 + -30

Combine like terms: 90 + -30 = 60
-10x = 60

Divide each side by '-10'.
x = -6

Simplifying
x = -6

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