(7x+8)-(3x+12)=

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Solution for (7x+8)-(3x+12)= equation:


Simplifying
(7x + 8) + -1(3x + 12) = 0

Reorder the terms:
(8 + 7x) + -1(3x + 12) = 0

Remove parenthesis around (8 + 7x)
8 + 7x + -1(3x + 12) = 0

Reorder the terms:
8 + 7x + -1(12 + 3x) = 0
8 + 7x + (12 * -1 + 3x * -1) = 0
8 + 7x + (-12 + -3x) = 0

Reorder the terms:
8 + -12 + 7x + -3x = 0

Combine like terms: 8 + -12 = -4
-4 + 7x + -3x = 0

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

Solving
-4 + 4x = 0

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 4x = 0 + 4

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

Combine like terms: 0 + 4 = 4
4x = 4

Divide each side by '4'.
x = 1

Simplifying
x = 1

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