Let time is t
since they both went in opposite directions then the distance between them is the sum of the distance between each of them and the origin point
49t + 56t =420 is the equation
to solve: 105t = 420 , t = 4 hours
Answer: each number represents the sum of the two numbers
Step-by-step explanation:
I’ve never done this question before but bright to sum of the numbers together
Answer:
third option
Step-by-step explanation: