3a+1.6=4a+5.5

Solution for 3a+1.6=4a+5.5 equation:

Simplifying
3a + 1.6 = 4a + 5.5

Reorder the terms:
1.6 + 3a = 4a + 5.5

Reorder the terms:
1.6 + 3a = 5.5 + 4a

Solving
1.6 + 3a = 5.5 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
1.6 + 3a + -4a = 5.5 + 4a + -4a

Combine like terms: 3a + -4a = -1a
1.6 + -1a = 5.5 + 4a + -4a

Combine like terms: 4a + -4a = 0
1.6 + -1a = 5.5 + 0
1.6 + -1a = 5.5

Add '-1.6' to each side of the equation.
1.6 + -1.6 + -1a = 5.5 + -1.6

Combine like terms: 1.6 + -1.6 = 0.0
0.0 + -1a = 5.5 + -1.6
-1a = 5.5 + -1.6

Combine like terms: 5.5 + -1.6 = 3.9
-1a = 3.9

Divide each side by '-1'.
a = -3.9

Simplifying
a = -3.9