4a-8=7a

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Solution for 4a-8=7a equation:


Simplifying
4a + -8 = 7a

Reorder the terms:
-8 + 4a = 7a

Solving
-8 + 4a = 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
-8 + 4a + -7a = 7a + -7a

Combine like terms: 4a + -7a = -3a
-8 + -3a = 7a + -7a

Combine like terms: 7a + -7a = 0
-8 + -3a = 0

Add '8' to each side of the equation.
-8 + 8 + -3a = 0 + 8

Combine like terms: -8 + 8 = 0
0 + -3a = 0 + 8
-3a = 0 + 8

Combine like terms: 0 + 8 = 8
-3a = 8

Divide each side by '-3'.
a = -2.666666667

Simplifying
a = -2.666666667

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