(3x+7)-(5x-4)=

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Solution for (3x+7)-(5x-4)= equation:


Simplifying
(3x + 7) + -1(5x + -4) = 0

Reorder the terms:
(7 + 3x) + -1(5x + -4) = 0

Remove parenthesis around (7 + 3x)
7 + 3x + -1(5x + -4) = 0

Reorder the terms:
7 + 3x + -1(-4 + 5x) = 0
7 + 3x + (-4 * -1 + 5x * -1) = 0
7 + 3x + (4 + -5x) = 0

Reorder the terms:
7 + 4 + 3x + -5x = 0

Combine like terms: 7 + 4 = 11
11 + 3x + -5x = 0

Combine like terms: 3x + -5x = -2x
11 + -2x = 0

Solving
11 + -2x = 0

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + -2x = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -2x = 0 + -11
-2x = 0 + -11

Combine like terms: 0 + -11 = -11
-2x = -11

Divide each side by '-2'.
x = 5.5

Simplifying
x = 5.5

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