(4.8*7)+(x*3)=55

Solution for (4.8*7)+(x*3)=55 equation:

Simplifying
(4.8 * 7) + (x * 3) = 55

Multiply 4.8 * 7
(33.6) + (x * 3) = 55
33.6 + (x * 3) = 55

Reorder the terms for easier multiplication:
33.6 + (3x) = 55

Solving
33.6 + (3x) = 55

Solving for variable 'x'.

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

Add '-33.6' to each side of the equation.
33.6 + -33.6 + (3x) = 55 + -33.6

Combine like terms: 33.6 + -33.6 = 0.0
0.0 + (3x) = 55 + -33.6
(3x) = 55 + -33.6

Combine like terms: 55 + -33.6 = 21.4
(3x) = 21.4

Divide each side by '3'.
x = 7.133333333

Simplifying
x = 7.133333333