15-3a=2+4a

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Solution for 15-3a=2+4a equation:


Simplifying
15 + -3a = 2 + 4a

Solving
15 + -3a = 2 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
15 + -3a + -4a = 2 + 4a + -4a

Combine like terms: -3a + -4a = -7a
15 + -7a = 2 + 4a + -4a

Combine like terms: 4a + -4a = 0
15 + -7a = 2 + 0
15 + -7a = 2

Add '-15' to each side of the equation.
15 + -15 + -7a = 2 + -15

Combine like terms: 15 + -15 = 0
0 + -7a = 2 + -15
-7a = 2 + -15

Combine like terms: 2 + -15 = -13
-7a = -13

Divide each side by '-7'.
a = 1.857142857

Simplifying
a = 1.857142857

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