(3x+7)+(4x-9)=

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Solution for (3x+7)+(4x-9)= equation:


Simplifying
(3x + 7) + (4x + -9) = 0

Reorder the terms:
(7 + 3x) + (4x + -9) = 0

Remove parenthesis around (7 + 3x)
7 + 3x + (4x + -9) = 0

Reorder the terms:
7 + 3x + (-9 + 4x) = 0

Remove parenthesis around (-9 + 4x)
7 + 3x + -9 + 4x = 0

Reorder the terms:
7 + -9 + 3x + 4x = 0

Combine like terms: 7 + -9 = -2
-2 + 3x + 4x = 0

Combine like terms: 3x + 4x = 7x
-2 + 7x = 0

Solving
-2 + 7x = 0

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 7x = 0 + 2

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

Combine like terms: 0 + 2 = 2
7x = 2

Divide each side by '7'.
x = 0.2857142857

Simplifying
x = 0.2857142857

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