20x-9(3)=7

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Solution for 20x-9(3)=7 equation: 


Simplifying
20x + -9(3) = 7

Multiply -9 * 3
20x + -27 = 7

Reorder the terms:
-27 + 20x = 7

Solving
-27 + 20x = 7

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + 20x = 7 + 27

Combine like terms: -27 + 27 = 0
0 + 20x = 7 + 27
20x = 7 + 27

Combine like terms: 7 + 27 = 34
20x = 34

Divide each side by '20'.
x = 1.7

Simplifying
x = 1.7

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