(7x+11)-(9x-7)=

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Solution for (7x+11)-(9x-7)= equation:


Simplifying
(7x + 11) + -1(9x + -7) = 0

Reorder the terms:
(11 + 7x) + -1(9x + -7) = 0

Remove parenthesis around (11 + 7x)
11 + 7x + -1(9x + -7) = 0

Reorder the terms:
11 + 7x + -1(-7 + 9x) = 0
11 + 7x + (-7 * -1 + 9x * -1) = 0
11 + 7x + (7 + -9x) = 0

Reorder the terms:
11 + 7 + 7x + -9x = 0

Combine like terms: 11 + 7 = 18
18 + 7x + -9x = 0

Combine like terms: 7x + -9x = -2x
18 + -2x = 0

Solving
18 + -2x = 0

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + -2x = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -2x = 0 + -18
-2x = 0 + -18

Combine like terms: 0 + -18 = -18
-2x = -18

Divide each side by '-2'.
x = 9

Simplifying
x = 9

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