5a+7=4a

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Solution for 5a+7=4a equation:


Simplifying
5a + 7 = 4a

Reorder the terms:
7 + 5a = 4a

Solving
7 + 5a = 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
7 + 5a + -4a = 4a + -4a

Combine like terms: 5a + -4a = 1a
7 + 1a = 4a + -4a

Combine like terms: 4a + -4a = 0
7 + 1a = 0

Add '-7' to each side of the equation.
7 + -7 + 1a = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 1a = 0 + -7
1a = 0 + -7

Combine like terms: 0 + -7 = -7
1a = -7

Divide each side by '1'.
a = -7

Simplifying
a = -7

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