1.4x-3-0.9x=12.5

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Solution for 1.4x-3-0.9x=12.5 equation: 


Simplifying
1.4x + -3 + -0.9x = 12.5

Reorder the terms:
-3 + 1.4x + -0.9x = 12.5

Combine like terms: 1.4x + -0.9x = 0.5x
-3 + 0.5x = 12.5

Solving
-3 + 0.5x = 12.5

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 0.5x = 12.5 + 3

Combine like terms: -3 + 3 = 0
0 + 0.5x = 12.5 + 3
0.5x = 12.5 + 3

Combine like terms: 12.5 + 3 = 15.5
0.5x = 15.5

Divide each side by '0.5'.
x = 31

Simplifying
x = 31

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