Register

Elisabeth took 13 minutes less than twice as long as heather to solve the puzzle. if their total time together was 23 min., who took less time to solve the puzzle? how much less…

Elisabeth took 13 minutes less than twice as long as heather to solve the puzzle. if their total time together was 23 min., who took less time to solve the puzzle? how much less…
198k views
1 vote
Elisabeth took 13 minutes less than twice as long as heather to solve the puzzle. if their total time together was 23 min., who took less time to solve the puzzle? how much less?

User Vladimir Veljkovic
by
7.8k points

1 Answer

7 votes
E = 2H - 13

E + H = 23

Substitute 2H-13 for E in the second equation and solve for H. Put that value in the first equation and solve for E. Subtract H from E.
User Bubblebath
by
8.9k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Mr. Jacob is 55 years old and tony is 7 years old. in how many years will mr. Jacobs be 4 times as old as Tony
Link Copied!