-1=28x+21

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Solution for -1=28x+21 equation:


Simplifying
-1 = 28x + 21

Reorder the terms:
-1 = 21 + 28x

Solving
-1 = 21 + 28x

Solving for variable 'x'.

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

Add '-28x' to each side of the equation.
-1 + -28x = 21 + 28x + -28x

Combine like terms: 28x + -28x = 0
-1 + -28x = 21 + 0
-1 + -28x = 21

Add '1' to each side of the equation.
-1 + 1 + -28x = 21 + 1

Combine like terms: -1 + 1 = 0
0 + -28x = 21 + 1
-28x = 21 + 1

Combine like terms: 21 + 1 = 22
-28x = 22

Divide each side by '-28'.
x = -0.7857142857

Simplifying
x = -0.7857142857

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