Answer:
r=2
Step-by-step explanation:
r + 11 + 8r = 29
add the like terms
r+8r+11=29
9r+11=29
then subtract 11 on both sides to eltimate 11
9r=18
lastly divide 9 on both sides
r=2
Answer:
6/5
Step-by-step explanation:
Answer:
480
Step-by-step explanation:
10*6=60
60*8=480
If my math is correct. I am sorry if I am wrong