30=5a-5

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Solution for 30=5a-5 equation:


Simplifying
30 = 5a + -5

Reorder the terms:
30 = -5 + 5a

Solving
30 = -5 + 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.
30 + -5a = -5 + 5a + -5a

Combine like terms: 5a + -5a = 0
30 + -5a = -5 + 0
30 + -5a = -5

Add '-30' to each side of the equation.
30 + -30 + -5a = -5 + -30

Combine like terms: 30 + -30 = 0
0 + -5a = -5 + -30
-5a = -5 + -30

Combine like terms: -5 + -30 = -35
-5a = -35

Divide each side by '-5'.
a = 7

Simplifying
a = 7

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