Simplifying
2x + -3 = 4.5
Reorder the terms:
-3 + 2x = 4.5
Solving
-3 + 2x = 4.5
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 + 2x = 4.5 + 3
Combine like terms: -3 + 3 = 0
0 + 2x = 4.5 + 3
2x = 4.5 + 3
Combine like terms: 4.5 + 3 = 7.5
2x = 7.5
Divide each side by '2'.
x = 3.75
Simplifying
x = 3.75