180=21x+4

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Solution for 180=21x+4 equation:


Simplifying
180 = 21x + 4

Reorder the terms:
180 = 4 + 21x

Solving
180 = 4 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
180 + -21x = 4 + 21x + -21x

Combine like terms: 21x + -21x = 0
180 + -21x = 4 + 0
180 + -21x = 4

Add '-180' to each side of the equation.
180 + -180 + -21x = 4 + -180

Combine like terms: 180 + -180 = 0
0 + -21x = 4 + -180
-21x = 4 + -180

Combine like terms: 4 + -180 = -176
-21x = -176

Divide each side by '-21'.
x = 8.380952381

Simplifying
x = 8.380952381

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