7-(-3x)+8x-(-4)=

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Solution for 7-(-3x)+8x-(-4)= equation:


Simplifying
7 + -1(-3x) + 8x + -1(-4) = 0

Remove parenthesis around (-3x)
7 + -1 * -3x + 8x + -1(-4) = 0

Multiply -1 * -3
7 + 3x + 8x + -1(-4) = 0

Multiply -1 * -4
7 + 3x + 8x + 4 = 0

Reorder the terms:
7 + 4 + 3x + 8x = 0

Combine like terms: 7 + 4 = 11
11 + 3x + 8x = 0

Combine like terms: 3x + 8x = 11x
11 + 11x = 0

Solving
11 + 11x = 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 + 11x = 0 + -11

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

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

Divide each side by '11'.
x = -1

Simplifying
x = -1

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