2x+30=9(x+1)

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Solution for 2x+30=9(x+1) equation:


Simplifying
2x + 30 = 9(x + 1)

Reorder the terms:
30 + 2x = 9(x + 1)

Reorder the terms:
30 + 2x = 9(1 + x)
30 + 2x = (1 * 9 + x * 9)
30 + 2x = (9 + 9x)

Solving
30 + 2x = 9 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
30 + 2x + -9x = 9 + 9x + -9x

Combine like terms: 2x + -9x = -7x
30 + -7x = 9 + 9x + -9x

Combine like terms: 9x + -9x = 0
30 + -7x = 9 + 0
30 + -7x = 9

Add '-30' to each side of the equation.
30 + -30 + -7x = 9 + -30

Combine like terms: 30 + -30 = 0
0 + -7x = 9 + -30
-7x = 9 + -30

Combine like terms: 9 + -30 = -21
-7x = -21

Divide each side by '-7'.
x = 3

Simplifying
x = 3

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