4a-3a-1=7

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Solution for 4a-3a-1=7 equation: 


Simplifying
4a + -3a + -1 = 7

Reorder the terms:
-1 + 4a + -3a = 7

Combine like terms: 4a + -3a = 1a
-1 + 1a = 7

Solving
-1 + 1a = 7

Solving for variable 'a'.

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

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

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

Combine like terms: 7 + 1 = 8
1a = 8

Divide each side by '1'.
a = 8

Simplifying
a = 8

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