Answer:4\left(1-4r\right)+5\left(r-7\right)=-11r-31
Step-by-step explanation:
Answer:
4ft, 7 inches
4 ft (48 inches), 7 inches
4
5.32 (2 DP)
4/15 = 0.266
0.266 × 20 ≈ 5.3
