AIR MATH

Math Question

There is a step missing from the solution below. Which equation is the missing step?
\[
\begin{aligned}
P &=17-\sqrt{0.025 x+7} \\
25 &=17-\sqrt{0.025 x+7} \\
8 &=-\sqrt{0.025 x+7} \\
57 &=0.025 x \\
2280 &=x
\end{aligned}
\]
A. \( 8=0.025 x+7 \)
B. \( -8=\sqrt{0.025 x+7} \)
C. \( 64=0.025 x+49 \)
D. \( 64=0.025 x+7 \)

Solution

solution

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