7a+8-3a=

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Solution for 7a+8-3a= equation: 


Simplifying
7a + 8 + -3a = 0

Reorder the terms:
8 + 7a + -3a = 0

Combine like terms: 7a + -3a = 4a
8 + 4a = 0

Solving
8 + 4a = 0

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 + 4a = 0 + -8

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

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

Divide each side by '4'.
a = -2

Simplifying
a = -2

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