45-3.5x=27.5-x

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Solution for 45-3.5x=27.5-x equation:


Simplifying
45 + -3.5x = 27.5 + -1x

Solving
45 + -3.5x = 27.5 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
45 + -3.5x + x = 27.5 + -1x + x

Combine like terms: -3.5x + x = -2.5x
45 + -2.5x = 27.5 + -1x + x

Combine like terms: -1x + x = 0
45 + -2.5x = 27.5 + 0
45 + -2.5x = 27.5

Add '-45' to each side of the equation.
45 + -45 + -2.5x = 27.5 + -45

Combine like terms: 45 + -45 = 0
0 + -2.5x = 27.5 + -45
-2.5x = 27.5 + -45

Combine like terms: 27.5 + -45 = -17.5
-2.5x = -17.5

Divide each side by '-2.5'.
x = 7

Simplifying
x = 7

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