4a+8a-6a=42

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Solution for 4a+8a-6a=42 equation: 


Simplifying
4a + 8a + -6a = 42

Combine like terms: 4a + 8a = 12a
12a + -6a = 42

Combine like terms: 12a + -6a = 6a
6a = 42

Solving
6a = 42

Solving for variable 'a'.

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

Divide each side by '6'.
a = 7

Simplifying
a = 7

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