3(x+13)=10(x-1)

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Solution for 3(x+13)=10(x-1) equation:


Simplifying
3(x + 13) = 10(x + -1)

Reorder the terms:
3(13 + x) = 10(x + -1)
(13 * 3 + x * 3) = 10(x + -1)
(39 + 3x) = 10(x + -1)

Reorder the terms:
39 + 3x = 10(-1 + x)
39 + 3x = (-1 * 10 + x * 10)
39 + 3x = (-10 + 10x)

Solving
39 + 3x = -10 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
39 + 3x + -10x = -10 + 10x + -10x

Combine like terms: 3x + -10x = -7x
39 + -7x = -10 + 10x + -10x

Combine like terms: 10x + -10x = 0
39 + -7x = -10 + 0
39 + -7x = -10

Add '-39' to each side of the equation.
39 + -39 + -7x = -10 + -39

Combine like terms: 39 + -39 = 0
0 + -7x = -10 + -39
-7x = -10 + -39

Combine like terms: -10 + -39 = -49
-7x = -49

Divide each side by '-7'.
x = 7

Simplifying
x = 7

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