2a-1=3.5a-3

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


Simplifying
2a + -1 = 3.5a + -3

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

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

Solving
-1 + 2a = -3 + 3.5a

Solving for variable 'a'.

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

Add '-3.5a' to each side of the equation.
-1 + 2a + -3.5a = -3 + 3.5a + -3.5a

Combine like terms: 2a + -3.5a = -1.5a
-1 + -1.5a = -3 + 3.5a + -3.5a

Combine like terms: 3.5a + -3.5a = 0.0
-1 + -1.5a = -3 + 0.0
-1 + -1.5a = -3

Add '1' to each side of the equation.
-1 + 1 + -1.5a = -3 + 1

Combine like terms: -1 + 1 = 0
0 + -1.5a = -3 + 1
-1.5a = -3 + 1

Combine like terms: -3 + 1 = -2
-1.5a = -2

Divide each side by '-1.5'.
a = 1.333333333

Simplifying
a = 1.333333333

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