Distribute the 2.5 then solve what's in the parentheses and solve the rest of the right side then distribute 4.5, solve then divide the number with the x on both sides.
4.5 ( -4) = -18 & -2.5(3+28)=-77.5
= -18 + 36 = 202 - 77.5
Solve!
18 = 122.5
18÷18=0
122.5÷18=6.08
Answer: 6.08