Answer: Reflexive property of equality
Step-by-step explanation:
Answer:
By the 3rd hour,jenny must have covered 90kms
Paul covered 30kms after Jenny's 3rd hour and jenny still covered 30kms making a total of 150kms in the opposite direction. Therefore Paul needs not to cover additional hour so the answer =0hour
Step-by-step explanation:
The answer is x= 0
2x-10/4=3x
2x-10/4x=3x
2x-5/2x=3x
-x/2=3x
-x=6x
-x-6x=0
-7x=0
x=0
13.70$ would be the answer.
I estimated like the problems say, so if you need an exact answer just comment. :)