7(x+1)-(4x-5)=8

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Solution for 7(x+1)-(4x-5)=8 equation:


Simplifying
7(x + 1) + -1(4x + -5) = 8

Reorder the terms:
7(1 + x) + -1(4x + -5) = 8
(1 * 7 + x * 7) + -1(4x + -5) = 8
(7 + 7x) + -1(4x + -5) = 8

Reorder the terms:
7 + 7x + -1(-5 + 4x) = 8
7 + 7x + (-5 * -1 + 4x * -1) = 8
7 + 7x + (5 + -4x) = 8

Reorder the terms:
7 + 5 + 7x + -4x = 8

Combine like terms: 7 + 5 = 12
12 + 7x + -4x = 8

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

Solving
12 + 3x = 8

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 + 3x = 8 + -12

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

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

Divide each side by '3'.
x = -1.333333333

Simplifying
x = -1.333333333

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