7=1-5a-a

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Solution for 7=1-5a-a equation:


Simplifying
7 = 1 + -5a + -1a

Combine like terms: -5a + -1a = -6a
7 = 1 + -6a

Solving
7 = 1 + -6a

Solving for variable 'a'.

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

Add '6a' to each side of the equation.
7 + 6a = 1 + -6a + 6a

Combine like terms: -6a + 6a = 0
7 + 6a = 1 + 0
7 + 6a = 1

Add '-7' to each side of the equation.
7 + -7 + 6a = 1 + -7

Combine like terms: 7 + -7 = 0
0 + 6a = 1 + -7
6a = 1 + -7

Combine like terms: 1 + -7 = -6
6a = -6

Divide each side by '6'.
a = -1

Simplifying
a = -1

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