2a-1=3.5-3

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Solution for 2a-1=3.5-3 equation:


Simplifying
2a + -1 = 3.5 + -3

Reorder the terms:
-1 + 2a = 3.5 + -3

Combine like terms: 3.5 + -3 = 0.5
-1 + 2a = 0.5

Solving
-1 + 2a = 0.5

Solving for variable 'a'.

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

Add '1' to each side of the equation.
-1 + 1 + 2a = 0.5 + 1

Combine like terms: -1 + 1 = 0
0 + 2a = 0.5 + 1
2a = 0.5 + 1

Combine like terms: 0.5 + 1 = 1.5
2a = 1.5

Divide each side by '2'.
a = 0.75

Simplifying
a = 0.75

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