-4.7a+4.8-(2a-0.4)+2.2a=

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Solution for -4.7a+4.8-(2a-0.4)+2.2a= equation: 


Simplifying
-4.7a + 4.8 + -1(2a + -0.4) + 2.2a = 0

Reorder the terms:
-4.7a + 4.8 + -1(-0.4 + 2a) + 2.2a = 0
-4.7a + 4.8 + (-0.4 * -1 + 2a * -1) + 2.2a = 0
-4.7a + 4.8 + (0.4 + -2a) + 2.2a = 0

Reorder the terms:
4.8 + 0.4 + -4.7a + -2a + 2.2a = 0

Combine like terms: 4.8 + 0.4 = 5.2
5.2 + -4.7a + -2a + 2.2a = 0

Combine like terms: -4.7a + -2a = -6.7a
5.2 + -6.7a + 2.2a = 0

Combine like terms: -6.7a + 2.2a = -4.5a
5.2 + -4.5a = 0

Solving
5.2 + -4.5a = 0

Solving for variable 'a'.

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

Add '-5.2' to each side of the equation.
5.2 + -5.2 + -4.5a = 0 + -5.2

Combine like terms: 5.2 + -5.2 = 0.0
0.0 + -4.5a = 0 + -5.2
-4.5a = 0 + -5.2

Combine like terms: 0 + -5.2 = -5.2
-4.5a = -5.2

Divide each side by '-4.5'.
a = 1.155555556

Simplifying
a = 1.155555556

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