9x+30=7(x+6)

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Solution for 9x+30=7(x+6) equation:


Simplifying
9x + 30 = 7(x + 6)

Reorder the terms:
30 + 9x = 7(x + 6)

Reorder the terms:
30 + 9x = 7(6 + x)
30 + 9x = (6 * 7 + x * 7)
30 + 9x = (42 + 7x)

Solving
30 + 9x = 42 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
30 + 9x + -7x = 42 + 7x + -7x

Combine like terms: 9x + -7x = 2x
30 + 2x = 42 + 7x + -7x

Combine like terms: 7x + -7x = 0
30 + 2x = 42 + 0
30 + 2x = 42

Add '-30' to each side of the equation.
30 + -30 + 2x = 42 + -30

Combine like terms: 30 + -30 = 0
0 + 2x = 42 + -30
2x = 42 + -30

Combine like terms: 42 + -30 = 12
2x = 12

Divide each side by '2'.
x = 6

Simplifying
x = 6

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