7(x+9)-9=2(x+9)+17

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Solution for 7(x+9)-9=2(x+9)+17 equation:


Simplifying
7(x + 9) + -9 = 2(x + 9) + 17

Reorder the terms:
7(9 + x) + -9 = 2(x + 9) + 17
(9 * 7 + x * 7) + -9 = 2(x + 9) + 17
(63 + 7x) + -9 = 2(x + 9) + 17

Reorder the terms:
63 + -9 + 7x = 2(x + 9) + 17

Combine like terms: 63 + -9 = 54
54 + 7x = 2(x + 9) + 17

Reorder the terms:
54 + 7x = 2(9 + x) + 17
54 + 7x = (9 * 2 + x * 2) + 17
54 + 7x = (18 + 2x) + 17

Reorder the terms:
54 + 7x = 18 + 17 + 2x

Combine like terms: 18 + 17 = 35
54 + 7x = 35 + 2x

Solving
54 + 7x = 35 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
54 + 7x + -2x = 35 + 2x + -2x

Combine like terms: 7x + -2x = 5x
54 + 5x = 35 + 2x + -2x

Combine like terms: 2x + -2x = 0
54 + 5x = 35 + 0
54 + 5x = 35

Add '-54' to each side of the equation.
54 + -54 + 5x = 35 + -54

Combine like terms: 54 + -54 = 0
0 + 5x = 35 + -54
5x = 35 + -54

Combine like terms: 35 + -54 = -19
5x = -19

Divide each side by '5'.
x = -3.8

Simplifying
x = -3.8

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