180=7x+(20x+x)

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Solution for 180=7x+(20x+x) equation: 


Simplifying
180 = 7x + (20x + x)

Combine like terms: 20x + x = 21x
180 = 7x + (21x)
180 = 7x + (21x)

Combine like terms: 7x + (21x) = 28x
180 = 28x

Solving
180 = 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.
180 + -28x = 28x + -28x

Combine like terms: 28x + -28x = 0
180 + -28x = 0

Add '-180' to each side of the equation.
180 + -180 + -28x = 0 + -180

Combine like terms: 180 + -180 = 0
0 + -28x = 0 + -180
-28x = 0 + -180

Combine like terms: 0 + -180 = -180
-28x = -180

Divide each side by '-28'.
x = 6.428571429

Simplifying
x = 6.428571429

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