7x=40
8x=?
You asked:
Given \(7 x = 40\) evaluate the expression \(8 x\).
MathBot Answer:
\[8 x = \frac{320}{7}\]
\[\begin{aligned}7 x &= 40\\x &= \frac{40}{7}\end{aligned}\]
By substituting this value into the expression, we find that: $$\begin{aligned}8 x &= 8 \cdot \frac{40}{7}\\&= \frac{320}{7}\end{aligned}$$