3(x+2)-(x+1)=8

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Solution for 3(x+2)-(x+1)=8 equation:


Simplifying
3(x + 2) + -1(x + 1) = 8

Reorder the terms:
3(2 + x) + -1(x + 1) = 8
(2 * 3 + x * 3) + -1(x + 1) = 8
(6 + 3x) + -1(x + 1) = 8

Reorder the terms:
6 + 3x + -1(1 + x) = 8
6 + 3x + (1 * -1 + x * -1) = 8
6 + 3x + (-1 + -1x) = 8

Reorder the terms:
6 + -1 + 3x + -1x = 8

Combine like terms: 6 + -1 = 5
5 + 3x + -1x = 8

Combine like terms: 3x + -1x = 2x
5 + 2x = 8

Solving
5 + 2x = 8

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 2x = 8 + -5

Combine like terms: 5 + -5 = 0
0 + 2x = 8 + -5
2x = 8 + -5

Combine like terms: 8 + -5 = 3
2x = 3

Divide each side by '2'.
x = 1.5

Simplifying
x = 1.5

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