21. Solve the equation below.
\[
3(17 x-6.5)=108
\]
Step 5: \( x \approx 2.5 \)
Step 1 :Step 1: \( 3(17x - 6.5) = 108 \)
Step 2 :Step 2: \( 17x - 6.5 = 36 \)
Step 3 :Step 3: \( 17x = 42.5 \)
Step 4 :Step 4: \( x = \frac{42.5}{17} \)
Step 5 :Step 5: \( x \approx 2.5 \)