4x=10-(x+20)

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Solution for 4x=10-(x+20) equation:


Simplifying
4x = 10 + -1(x + 20)

Reorder the terms:
4x = 10 + -1(20 + x)
4x = 10 + (20 * -1 + x * -1)
4x = 10 + (-20 + -1x)

Combine like terms: 10 + -20 = -10
4x = -10 + -1x

Solving
4x = -10 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
4x + x = -10 + -1x + x

Combine like terms: 4x + x = 5x
5x = -10 + -1x + x

Combine like terms: -1x + x = 0
5x = -10 + 0
5x = -10

Divide each side by '5'.
x = -2

Simplifying
x = -2

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