21=24x-3-56x-56

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Solution for 21=24x-3-56x-56 equation:


Simplifying
21 = 24x + -3 + -56x + -56

Reorder the terms:
21 = -3 + -56 + 24x + -56x

Combine like terms: -3 + -56 = -59
21 = -59 + 24x + -56x

Combine like terms: 24x + -56x = -32x
21 = -59 + -32x

Solving
21 = -59 + -32x

Solving for variable 'x'.

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

Add '32x' to each side of the equation.
21 + 32x = -59 + -32x + 32x

Combine like terms: -32x + 32x = 0
21 + 32x = -59 + 0
21 + 32x = -59

Add '-21' to each side of the equation.
21 + -21 + 32x = -59 + -21

Combine like terms: 21 + -21 = 0
0 + 32x = -59 + -21
32x = -59 + -21

Combine like terms: -59 + -21 = -80
32x = -80

Divide each side by '32'.
x = -2.5

Simplifying
x = -2.5

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