2X+2.2(65-X)=148.5

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Solution for 2X+2.2(65-X)=148.5 equation: 


Simplifying
2X + 2.2(65 + -1X) = 148.5
2X + (65 * 2.2 + -1X * 2.2) = 148.5
2X + (143 + -2.2X) = 148.5

Reorder the terms:
143 + 2X + -2.2X = 148.5

Combine like terms: 2X + -2.2X = -0.2X
143 + -0.2X = 148.5

Solving
143 + -0.2X = 148.5

Solving for variable 'X'.

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

Add '-143' to each side of the equation.
143 + -143 + -0.2X = 148.5 + -143

Combine like terms: 143 + -143 = 0
0 + -0.2X = 148.5 + -143
-0.2X = 148.5 + -143

Combine like terms: 148.5 + -143 = 5.5
-0.2X = 5.5

Divide each side by '-0.2'.
X = -27.5

Simplifying
X = -27.5

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