5+3(x-7)-(x+1)=

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Solution for 5+3(x-7)-(x+1)= equation:


Simplifying
5 + 3(x + -7) + -1(x + 1) = 0

Reorder the terms:
5 + 3(-7 + x) + -1(x + 1) = 0
5 + (-7 * 3 + x * 3) + -1(x + 1) = 0
5 + (-21 + 3x) + -1(x + 1) = 0

Reorder the terms:
5 + -21 + 3x + -1(1 + x) = 0
5 + -21 + 3x + (1 * -1 + x * -1) = 0
5 + -21 + 3x + (-1 + -1x) = 0

Reorder the terms:
5 + -21 + -1 + 3x + -1x = 0

Combine like terms: 5 + -21 = -16
-16 + -1 + 3x + -1x = 0

Combine like terms: -16 + -1 = -17
-17 + 3x + -1x = 0

Combine like terms: 3x + -1x = 2x
-17 + 2x = 0

Solving
-17 + 2x = 0

Solving for variable 'x'.

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

Add '17' to each side of the equation.
-17 + 17 + 2x = 0 + 17

Combine like terms: -17 + 17 = 0
0 + 2x = 0 + 17
2x = 0 + 17

Combine like terms: 0 + 17 = 17
2x = 17

Divide each side by '2'.
x = 8.5

Simplifying
x = 8.5

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