(5x-4x)-(-3-9)=0

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Solution for (5x-4x)-(-3-9)=0 equation:


Simplifying
(5x + -4x) + -1(-3 + -9) = 0

Combine like terms: 5x + -4x = 1x
(1x) + -1(-3 + -9) = 0
(1x) + -1(-3 + -9) = 0

Combine like terms: -3 + -9 = -12
(1x) + -1(-12) = 0

Multiply -1 * -12
(1x) + 12 = 0

Reorder the terms:
12 + (1x) = 0

Solving
12 + (1x) = 0

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + (1x) = 0 + -12

Combine like terms: 12 + -12 = 0
0 + (1x) = 0 + -12
(1x) = 0 + -12

Combine like terms: 0 + -12 = -12
(1x) = -12

Divide each side by '1'.
x = -12

Simplifying
x = -12

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