Answer:
80
Step-by-step explanation:
89^2-39^2=6400, 6400=80^2
Answer:
6.25 km an hour
please mark brainliest
Step-by-step explanation:
Answer:
d=24g-6c
Step-by-step explanation:
12c+2d=48g
2d=48g-12c
d=24g-6c
6 + 7 = 13
20 + 70 = 90
100 + 300 = 400
The 400 + 90 + 13 = 503
Answer:5/2
Step-by-step explanation:
4 3/8 - 15/8
(8x4+3)/8 - 15/8
35/8 - 15/8
(35-15)/8
20/8=5/2