3(2.5-1.1)=2(5.2-3.3d)

Solution for 3(2.5-1.1)=2(5.2-3.3d) equation:

Simplifying
3(2.5 + -1.1) = 2(5.2 + -3.3d)

Combine like terms: 2.5 + -1.1 = 1.4
3(1.4) = 2(5.2 + -3.3d)

Multiply 3 * 1.4
4.2 = 2(5.2 + -3.3d)
4.2 = (5.2 * 2 + -3.3d * 2)
4.2 = (10.4 + -6.6d)

Solving
4.2 = 10.4 + -6.6d

Solving for variable 'd'.

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

Add '6.6d' to each side of the equation.
4.2 + 6.6d = 10.4 + -6.6d + 6.6d

Combine like terms: -6.6d + 6.6d = 0.0
4.2 + 6.6d = 10.4 + 0.0
4.2 + 6.6d = 10.4

Add '-4.2' to each side of the equation.
4.2 + -4.2 + 6.6d = 10.4 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + 6.6d = 10.4 + -4.2
6.6d = 10.4 + -4.2

Combine like terms: 10.4 + -4.2 = 6.2
6.6d = 6.2

Divide each side by '6.6'.
d = 0.9393939394

Simplifying
d = 0.9393939394