7a+16+(-4a)+(-4a)=

Solution for 7a+16+(-4a)+(-4a)= equation:

Simplifying
7a + 16 + (-4a) + (-4a) = 0

Reorder the terms:
16 + 7a + (-4a) + (-4a) = 0

Combine like terms: 7a + (-4a) = 3a
16 + 3a + (-4a) = 0

Combine like terms: 3a + (-4a) = -1a
16 + -1a = 0

Solving
16 + -1a = 0

Solving for variable 'a'.

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

Add '-16' to each side of the equation.
16 + -16 + -1a = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -1a = 0 + -16
-1a = 0 + -16

Combine like terms: 0 + -16 = -16
-1a = -16

Divide each side by '-1'.
a = 16

Simplifying
a = 16