2a+3=1.2(6+4a)

Solution for 2a+3=1.2(6+4a) equation:

Simplifying
2a + 3 = 1.2(6 + 4a)

Reorder the terms:
3 + 2a = 1.2(6 + 4a)
3 + 2a = (6 * 1.2 + 4a * 1.2)
3 + 2a = (7.2 + 4.8a)

Solving
3 + 2a = 7.2 + 4.8a

Solving for variable 'a'.

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

Add '-4.8a' to each side of the equation.
3 + 2a + -4.8a = 7.2 + 4.8a + -4.8a

Combine like terms: 2a + -4.8a = -2.8a
3 + -2.8a = 7.2 + 4.8a + -4.8a

Combine like terms: 4.8a + -4.8a = 0.0
3 + -2.8a = 7.2 + 0.0
3 + -2.8a = 7.2

Add '-3' to each side of the equation.
3 + -3 + -2.8a = 7.2 + -3

Combine like terms: 3 + -3 = 0
0 + -2.8a = 7.2 + -3
-2.8a = 7.2 + -3

Combine like terms: 7.2 + -3 = 4.2
-2.8a = 4.2

Divide each side by '-2.8'.
a = -1.5

Simplifying
a = -1.5