-(x+1)+3(x-1)=16

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Solution for -(x+1)+3(x-1)=16 equation: 


Simplifying
-1(x + 1) + 3(x + -1) = 16

Reorder the terms:
-1(1 + x) + 3(x + -1) = 16
(1 * -1 + x * -1) + 3(x + -1) = 16
(-1 + -1x) + 3(x + -1) = 16

Reorder the terms:
-1 + -1x + 3(-1 + x) = 16
-1 + -1x + (-1 * 3 + x * 3) = 16
-1 + -1x + (-3 + 3x) = 16

Reorder the terms:
-1 + -3 + -1x + 3x = 16

Combine like terms: -1 + -3 = -4
-4 + -1x + 3x = 16

Combine like terms: -1x + 3x = 2x
-4 + 2x = 16

Solving
-4 + 2x = 16

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 + 2x = 16 + 4

Combine like terms: -4 + 4 = 0
0 + 2x = 16 + 4
2x = 16 + 4

Combine like terms: 16 + 4 = 20
2x = 20

Divide each side by '2'.
x = 10

Simplifying
x = 10

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