5x=21-4(2x+2)

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Solution for 5x=21-4(2x+2) equation:


Simplifying
5x = 21 + -4(2x + 2)

Reorder the terms:
5x = 21 + -4(2 + 2x)
5x = 21 + (2 * -4 + 2x * -4)
5x = 21 + (-8 + -8x)

Combine like terms: 21 + -8 = 13
5x = 13 + -8x

Solving
5x = 13 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
5x + 8x = 13 + -8x + 8x

Combine like terms: 5x + 8x = 13x
13x = 13 + -8x + 8x

Combine like terms: -8x + 8x = 0
13x = 13 + 0
13x = 13

Divide each side by '13'.
x = 1

Simplifying
x = 1

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