05(4a-15)+3=99.5

Solution for 05(4a-15)+3=99.5 equation:

Simplifying
5(4a + -15) + 3 = 99.5

Reorder the terms:
5(-15 + 4a) + 3 = 99.5
(-15 * 5 + 4a * 5) + 3 = 99.5
(-75 + 20a) + 3 = 99.5

Reorder the terms:
-75 + 3 + 20a = 99.5

Combine like terms: -75 + 3 = -72
-72 + 20a = 99.5

Solving
-72 + 20a = 99.5

Solving for variable 'a'.

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

Add '72' to each side of the equation.
-72 + 72 + 20a = 99.5 + 72

Combine like terms: -72 + 72 = 0
0 + 20a = 99.5 + 72
20a = 99.5 + 72

Combine like terms: 99.5 + 72 = 171.5
20a = 171.5

Divide each side by '20'.
a = 8.575

Simplifying
a = 8.575