1-2a=3a-4

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Solution for 1-2a=3a-4 equation:


Simplifying
1 + -2a = 3a + -4

Reorder the terms:
1 + -2a = -4 + 3a

Solving
1 + -2a = -4 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
1 + -2a + -3a = -4 + 3a + -3a

Combine like terms: -2a + -3a = -5a
1 + -5a = -4 + 3a + -3a

Combine like terms: 3a + -3a = 0
1 + -5a = -4 + 0
1 + -5a = -4

Add '-1' to each side of the equation.
1 + -1 + -5a = -4 + -1

Combine like terms: 1 + -1 = 0
0 + -5a = -4 + -1
-5a = -4 + -1

Combine like terms: -4 + -1 = -5
-5a = -5

Divide each side by '-5'.
a = 1

Simplifying
a = 1

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