4a+15=3a+30

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Solution for 4a+15=3a+30 equation:


Simplifying
4a + 15 = 3a + 30

Reorder the terms:
15 + 4a = 3a + 30

Reorder the terms:
15 + 4a = 30 + 3a

Solving
15 + 4a = 30 + 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.
15 + 4a + -3a = 30 + 3a + -3a

Combine like terms: 4a + -3a = 1a
15 + 1a = 30 + 3a + -3a

Combine like terms: 3a + -3a = 0
15 + 1a = 30 + 0
15 + 1a = 30

Add '-15' to each side of the equation.
15 + -15 + 1a = 30 + -15

Combine like terms: 15 + -15 = 0
0 + 1a = 30 + -15
1a = 30 + -15

Combine like terms: 30 + -15 = 15
1a = 15

Divide each side by '1'.
a = 15

Simplifying
a = 15

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