15a+4a+3=0

Solution for 15a+4a+3=0 equation:

Simplifying
15a + 4a + 3 = 0

Reorder the terms:
3 + 15a + 4a = 0

Combine like terms: 15a + 4a = 19a
3 + 19a = 0

Solving
3 + 19a = 0

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 19a = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 19a = 0 + -3
19a = 0 + -3

Combine like terms: 0 + -3 = -3
19a = -3

Divide each side by '19'.
a = -0.1578947368

Simplifying
a = -0.1578947368