Q.71 - Algebra 2

Question

$0.10d + 0.25(d + 5) = 4.05$

Step-by-Step Solution

Answer

The value of $d=8$

Step 1 - The given information

$0.10d + 0.25(d + 5) = 4.05$

Step 2

$$\begin{gathered} 0.10d + 0.25(d + 5) = 4.05 \\ \Rightarrow 0.10d + 0.25d +1.25 = 4.05 \\ \Rightarrow 0.35d=4.05-1.25 \\ \Rightarrow 0.35d=2.80 \\ \Rightarrow d=8 \end{gathered}$$