7x-9=2(x+8)

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Solution for 7x-9=2(x+8) equation:


Simplifying
7x + -9 = 2(x + 8)

Reorder the terms:
-9 + 7x = 2(x + 8)

Reorder the terms:
-9 + 7x = 2(8 + x)
-9 + 7x = (8 * 2 + x * 2)
-9 + 7x = (16 + 2x)

Solving
-9 + 7x = 16 + 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.
-9 + 7x + -2x = 16 + 2x + -2x

Combine like terms: 7x + -2x = 5x
-9 + 5x = 16 + 2x + -2x

Combine like terms: 2x + -2x = 0
-9 + 5x = 16 + 0
-9 + 5x = 16

Add '9' to each side of the equation.
-9 + 9 + 5x = 16 + 9

Combine like terms: -9 + 9 = 0
0 + 5x = 16 + 9
5x = 16 + 9

Combine like terms: 16 + 9 = 25
5x = 25

Divide each side by '5'.
x = 5

Simplifying
x = 5

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