173-7=20x+20

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Solution for 173-7=20x+20 equation:


Simplifying
173 + -7 = 20x + 20

Combine like terms: 173 + -7 = 166
166 = 20x + 20

Reorder the terms:
166 = 20 + 20x

Solving
166 = 20 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
166 + -20x = 20 + 20x + -20x

Combine like terms: 20x + -20x = 0
166 + -20x = 20 + 0
166 + -20x = 20

Add '-166' to each side of the equation.
166 + -166 + -20x = 20 + -166

Combine like terms: 166 + -166 = 0
0 + -20x = 20 + -166
-20x = 20 + -166

Combine like terms: 20 + -166 = -146
-20x = -146

Divide each side by '-20'.
x = 7.3

Simplifying
x = 7.3

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