3a-78=2a-48

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Solution for 3a-78=2a-48 equation:


Simplifying
3a + -78 = 2a + -48

Reorder the terms:
-78 + 3a = 2a + -48

Reorder the terms:
-78 + 3a = -48 + 2a

Solving
-78 + 3a = -48 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-78 + 3a + -2a = -48 + 2a + -2a

Combine like terms: 3a + -2a = 1a
-78 + 1a = -48 + 2a + -2a

Combine like terms: 2a + -2a = 0
-78 + 1a = -48 + 0
-78 + 1a = -48

Add '78' to each side of the equation.
-78 + 78 + 1a = -48 + 78

Combine like terms: -78 + 78 = 0
0 + 1a = -48 + 78
1a = -48 + 78

Combine like terms: -48 + 78 = 30
1a = 30

Divide each side by '1'.
a = 30

Simplifying
a = 30

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