0.7(x-20)=45.15

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Solution for 0.7(x-20)=45.15 equation: 


Simplifying
0.7(x + -20) = 45.15

Reorder the terms:
0.7(-20 + x) = 45.15
(-20 * 0.7 + x * 0.7) = 45.15
(-14 + 0.7x) = 45.15

Solving
-14 + 0.7x = 45.15

Solving for variable 'x'.

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

Add '14' to each side of the equation.
-14 + 14 + 0.7x = 45.15 + 14

Combine like terms: -14 + 14 = 0
0 + 0.7x = 45.15 + 14
0.7x = 45.15 + 14

Combine like terms: 45.15 + 14 = 59.15
0.7x = 59.15

Divide each side by '0.7'.
x = 84.5

Simplifying
x = 84.5

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