3a+4(a+16)=

Solution for 3a+4(a+16)= equation:

Simplifying
3a + 4(a + 16) = 0

Reorder the terms:
3a + 4(16 + a) = 0
3a + (16 * 4 + a * 4) = 0
3a + (64 + 4a) = 0

Reorder the terms:
64 + 3a + 4a = 0

Combine like terms: 3a + 4a = 7a
64 + 7a = 0

Solving
64 + 7a = 0

Solving for variable 'a'.

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

Add '-64' to each side of the equation.
64 + -64 + 7a = 0 + -64

Combine like terms: 64 + -64 = 0
0 + 7a = 0 + -64
7a = 0 + -64

Combine like terms: 0 + -64 = -64
7a = -64

Divide each side by '7'.
a = -9.142857143

Simplifying
a = -9.142857143