7-4a=3a-7

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Solution for 7-4a=3a-7 equation:


Simplifying
7 + -4a = 3a + -7

Reorder the terms:
7 + -4a = -7 + 3a

Solving
7 + -4a = -7 + 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.
7 + -4a + -3a = -7 + 3a + -3a

Combine like terms: -4a + -3a = -7a
7 + -7a = -7 + 3a + -3a

Combine like terms: 3a + -3a = 0
7 + -7a = -7 + 0
7 + -7a = -7

Add '-7' to each side of the equation.
7 + -7 + -7a = -7 + -7

Combine like terms: 7 + -7 = 0
0 + -7a = -7 + -7
-7a = -7 + -7

Combine like terms: -7 + -7 = -14
-7a = -14

Divide each side by '-7'.
a = 2

Simplifying
a = 2

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