(5x+7)+(4x-16)=

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Solution for (5x+7)+(4x-16)= equation:


Simplifying
(5x + 7) + (4x + -16) = 0

Reorder the terms:
(7 + 5x) + (4x + -16) = 0

Remove parenthesis around (7 + 5x)
7 + 5x + (4x + -16) = 0

Reorder the terms:
7 + 5x + (-16 + 4x) = 0

Remove parenthesis around (-16 + 4x)
7 + 5x + -16 + 4x = 0

Reorder the terms:
7 + -16 + 5x + 4x = 0

Combine like terms: 7 + -16 = -9
-9 + 5x + 4x = 0

Combine like terms: 5x + 4x = 9x
-9 + 9x = 0

Solving
-9 + 9x = 0

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 9x = 0 + 9

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

Combine like terms: 0 + 9 = 9
9x = 9

Divide each side by '9'.
x = 1

Simplifying
x = 1

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