
Let's simplify ~




Therefore, A is the Correct choice !
Answer:
3 and 18
Step-by-step explanation:
let x be the first number
let 6x be the second number
x + 6x = 21
7x=21
x=21/7
x=3
second number =6x
second number 6x3= 21
The answer would be -6 or letter B because
Answer:
3.25 minutes
Step-by-step explanation:
117 ÷ 36 = 117