Hi there!
45 mi to 40 min = 1.125 mi per min
45 ÷ 40 = 1.124
Hope this helps!
Answer:
x=7
Step-by-step explanation:
To set up for this answer, we need to set it up as an equation: 2x+12=5x-9.
get the xs on one side and the whole numbers on the other.
that leaves you with 21=3x.
divide by 3 on both sides to get the answer of x=7
You add up all of the sides
