Answer is B: 150
write two equations
r+s=190
4r+3s=720
solve by substitution
the get r=150 s=40
Answer:
30%
Step-by-step explanation:
Answer: MAHTPAPA.COM
Step-by-step explanation:
Answer:
y=−7−(√161/4), −7+(√161)/4
Decimal form- y=1.42214438, -4.92214438
Step-by-step explanation:
Answer:
11/24
Step-by-step explanation:
7/8 + 11/12 + 3/4 + x = 3 km
7*3/8*3 = 21 / 24
11*2 / 12 * 2 = 22 /24
3*6 / 4*6 = 18/24
21/24 + 22/24 + 18/24 + x = 3
61 / 24 + x = 3
x = 72/24 - 61/24
x = 11 / 24
Tim has to run 11/24 of the race