3x-4.5=7.5

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Solution for 3x-4.5=7.5 equation: 


Simplifying
3x + -4.5 = 7.5

Reorder the terms:
-4.5 + 3x = 7.5

Solving
-4.5 + 3x = 7.5

Solving for variable 'x'.

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

Add '4.5' to each side of the equation.
-4.5 + 4.5 + 3x = 7.5 + 4.5

Combine like terms: -4.5 + 4.5 = 0.0
0.0 + 3x = 7.5 + 4.5
3x = 7.5 + 4.5

Combine like terms: 7.5 + 4.5 = 12
3x = 12

Divide each side by '3'.
x = 4

Simplifying
x = 4

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