30-10=3a+3

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Solution for 30-10=3a+3 equation:


Simplifying
30 + -10 = 3a + 3

Combine like terms: 30 + -10 = 20
20 = 3a + 3

Reorder the terms:
20 = 3 + 3a

Solving
20 = 3 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
20 + -3a = 3 + 3a + -3a

Combine like terms: 3a + -3a = 0
20 + -3a = 3 + 0
20 + -3a = 3

Add '-20' to each side of the equation.
20 + -20 + -3a = 3 + -20

Combine like terms: 20 + -20 = 0
0 + -3a = 3 + -20
-3a = 3 + -20

Combine like terms: 3 + -20 = -17
-3a = -17

Divide each side by '-3'.
a = 5.666666667

Simplifying
a = 5.666666667

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