43.98=3.9+4(3.3+2.4a)

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Solution for 43.98=3.9+4(3.3+2.4a) equation: 


Simplifying
43.98 = 3.9 + 4(3.3 + 2.4a)
43.98 = 3.9 + (3.3 * 4 + 2.4a * 4)
43.98 = 3.9 + (13.2 + 9.6a)

Combine like terms: 3.9 + 13.2 = 17.1
43.98 = 17.1 + 9.6a

Solving
43.98 = 17.1 + 9.6a

Solving for variable 'a'.

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

Add '-9.6a' to each side of the equation.
43.98 + -9.6a = 17.1 + 9.6a + -9.6a

Combine like terms: 9.6a + -9.6a = 0.0
43.98 + -9.6a = 17.1 + 0.0
43.98 + -9.6a = 17.1

Add '-43.98' to each side of the equation.
43.98 + -43.98 + -9.6a = 17.1 + -43.98

Combine like terms: 43.98 + -43.98 = 0.00
0.00 + -9.6a = 17.1 + -43.98
-9.6a = 17.1 + -43.98

Combine like terms: 17.1 + -43.98 = -26.88
-9.6a = -26.88

Divide each side by '-9.6'.
a = 2.8

Simplifying
a = 2.8

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