5a+12=2a+30

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Solution for 5a+12=2a+30 equation:


Simplifying
5a + 12 = 2a + 30

Reorder the terms:
12 + 5a = 2a + 30

Reorder the terms:
12 + 5a = 30 + 2a

Solving
12 + 5a = 30 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
12 + 5a + -2a = 30 + 2a + -2a

Combine like terms: 5a + -2a = 3a
12 + 3a = 30 + 2a + -2a

Combine like terms: 2a + -2a = 0
12 + 3a = 30 + 0
12 + 3a = 30

Add '-12' to each side of the equation.
12 + -12 + 3a = 30 + -12

Combine like terms: 12 + -12 = 0
0 + 3a = 30 + -12
3a = 30 + -12

Combine like terms: 30 + -12 = 18
3a = 18

Divide each side by '3'.
a = 6

Simplifying
a = 6

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