4a-7a-8=4

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Solution for 4a-7a-8=4 equation: 


Simplifying
4a + -7a + -8 = 4

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

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

Solving
-8 + -3a = 4

Solving for variable 'a'.

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

Add '8' to each side of the equation.
-8 + 8 + -3a = 4 + 8

Combine like terms: -8 + 8 = 0
0 + -3a = 4 + 8
-3a = 4 + 8

Combine like terms: 4 + 8 = 12
-3a = 12

Divide each side by '-3'.
a = -4

Simplifying
a = -4

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