-1=4+5a

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Solution for -1=4+5a equation:


Simplifying
-1 = 4 + 5a

Solving
-1 = 4 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-1 + -5a = 4 + 5a + -5a

Combine like terms: 5a + -5a = 0
-1 + -5a = 4 + 0
-1 + -5a = 4

Add '1' to each side of the equation.
-1 + 1 + -5a = 4 + 1

Combine like terms: -1 + 1 = 0
0 + -5a = 4 + 1
-5a = 4 + 1

Combine like terms: 4 + 1 = 5
-5a = 5

Divide each side by '-5'.
a = -1

Simplifying
a = -1

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