3x=-2(x-10)

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Solution for 3x=-2(x-10) equation: 


Simplifying
3x = -2(x + -10)

Reorder the terms:
3x = -2(-10 + x)
3x = (-10 * -2 + x * -2)
3x = (20 + -2x)

Solving
3x = 20 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
3x + 2x = 20 + -2x + 2x

Combine like terms: 3x + 2x = 5x
5x = 20 + -2x + 2x

Combine like terms: -2x + 2x = 0
5x = 20 + 0
5x = 20

Divide each side by '5'.
x = 4

Simplifying
x = 4

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