2.25(x-4.2)-x=3.28

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Solution for 2.25(x-4.2)-x=3.28 equation: 


Simplifying
2.25(x + -4.2) + -1x = 3.28

Reorder the terms:
2.25(-4.2 + x) + -1x = 3.28
(-4.2 * 2.25 + x * 2.25) + -1x = 3.28
(-9.45 + 2.25x) + -1x = 3.28

Combine like terms: 2.25x + -1x = 1.25x
-9.45 + 1.25x = 3.28

Solving
-9.45 + 1.25x = 3.28

Solving for variable 'x'.

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

Add '9.45' to each side of the equation.
-9.45 + 9.45 + 1.25x = 3.28 + 9.45

Combine like terms: -9.45 + 9.45 = 0.00
0.00 + 1.25x = 3.28 + 9.45
1.25x = 3.28 + 9.45

Combine like terms: 3.28 + 9.45 = 12.73
1.25x = 12.73

Divide each side by '1.25'.
x = 10.184

Simplifying
x = 10.184

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