7.5x-1.3=28.7

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Solution for 7.5x-1.3=28.7 equation: 


Simplifying
7.5x + -1.3 = 28.7

Reorder the terms:
-1.3 + 7.5x = 28.7

Solving
-1.3 + 7.5x = 28.7

Solving for variable 'x'.

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

Add '1.3' to each side of the equation.
-1.3 + 1.3 + 7.5x = 28.7 + 1.3

Combine like terms: -1.3 + 1.3 = 0.0
0.0 + 7.5x = 28.7 + 1.3
7.5x = 28.7 + 1.3

Combine like terms: 28.7 + 1.3 = 30
7.5x = 30

Divide each side by '7.5'.
x = 4

Simplifying
x = 4

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