2x=21-(5x+28)

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Solution for 2x=21-(5x+28) equation:


Simplifying
2x = 21 + -1(5x + 28)

Reorder the terms:
2x = 21 + -1(28 + 5x)
2x = 21 + (28 * -1 + 5x * -1)
2x = 21 + (-28 + -5x)

Combine like terms: 21 + -28 = -7
2x = -7 + -5x

Solving
2x = -7 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
2x + 5x = -7 + -5x + 5x

Combine like terms: 2x + 5x = 7x
7x = -7 + -5x + 5x

Combine like terms: -5x + 5x = 0
7x = -7 + 0
7x = -7

Divide each side by '7'.
x = -1

Simplifying
x = -1

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