5(x-1)-2(x+8)=0

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Solution for 5(x-1)-2(x+8)=0 equation:


Simplifying
5(x + -1) + -2(x + 8) = 0

Reorder the terms:
5(-1 + x) + -2(x + 8) = 0
(-1 * 5 + x * 5) + -2(x + 8) = 0
(-5 + 5x) + -2(x + 8) = 0

Reorder the terms:
-5 + 5x + -2(8 + x) = 0
-5 + 5x + (8 * -2 + x * -2) = 0
-5 + 5x + (-16 + -2x) = 0

Reorder the terms:
-5 + -16 + 5x + -2x = 0

Combine like terms: -5 + -16 = -21
-21 + 5x + -2x = 0

Combine like terms: 5x + -2x = 3x
-21 + 3x = 0

Solving
-21 + 3x = 0

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 3x = 0 + 21

Combine like terms: -21 + 21 = 0
0 + 3x = 0 + 21
3x = 0 + 21

Combine like terms: 0 + 21 = 21
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

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