2a+4=3a-4

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


Simplifying
2a + 4 = 3a + -4

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

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

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

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

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

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

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

Combine like terms: -4 + -4 = -8
-1a = -8

Divide each side by '-1'.
a = 8

Simplifying
a = 8

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