2(x+8)-(x+1)=20

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Solution for 2(x+8)-(x+1)=20 equation: 


Simplifying
2(x + 8) + -1(x + 1) = 20

Reorder the terms:
2(8 + x) + -1(x + 1) = 20
(8 * 2 + x * 2) + -1(x + 1) = 20
(16 + 2x) + -1(x + 1) = 20

Reorder the terms:
16 + 2x + -1(1 + x) = 20
16 + 2x + (1 * -1 + x * -1) = 20
16 + 2x + (-1 + -1x) = 20

Reorder the terms:
16 + -1 + 2x + -1x = 20

Combine like terms: 16 + -1 = 15
15 + 2x + -1x = 20

Combine like terms: 2x + -1x = 1x
15 + 1x = 20

Solving
15 + 1x = 20

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 1x = 20 + -15

Combine like terms: 15 + -15 = 0
0 + 1x = 20 + -15
1x = 20 + -15

Combine like terms: 20 + -15 = 5
1x = 5

Divide each side by '1'.
x = 5

Simplifying
x = 5

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