Answer:
x=12
Step-by-step explanation:
(X-8)/7=2
X-8=14
X=22
Answer:
boys + girls = 45 -------(1)
There boys 17 more than girls, boys = girls + 17 ----------(2)
substitute (2) in (1)
girls + 17 + girls = 45
2 x girls + 17 = 45
2 x girls = 45 - 17
2 x girls = 28
girls = 14
substitute in (2): boys = girls + 17 = 14 + 17 = 31
option D
Answer:
Step-by-step explanation:
Answer: 60 minutes
Step-by-step explanation: 450 divide by 10 = 45
45+15=60
Answer:
1/8
Step-by-step explanation:
1/2÷4=
1/2×1/4=1/8