Register
.. Eugene wants to ride his bike at least 40 miles today. The first hour wasmostly downhill, and he rode 13 miles. He has 3 more hours to ride.Write and solve an inequality to find how many miles per hour
75.9k views
4 votes
.. Eugene wants to ride his bike at least 40 miles today. The first hour wasmostly downhill, and he rode 13 miles. He has 3 more hours to ride.Write and solve an inequality to find how many miles per hour Eugeneneeds to ride to meet his goal.

User Cickness
by
4.1k points

1 Answer

4 votes

\begin{gathered} x=miles\text{ per hour} \\ 3\text{ hours left} \\ 13+3x\leq40 \\ 13-13+3x\leq40-13 \\ 3x\leq27 \\ (1)/(3)\ast3x\leq(27)/(3) \\ x\leq9 \\ He\text{ needs to ride 9 miles per hour in order to meet his goal} \end{gathered}

User Mwild
by
4.4k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.2m questions

6.7m answers

Other Questions

A space shuttle is approaching the surface of the moon to land. It approaches the moons surface with an initial velocity of 28m/s and is slowing at a rate of -2m/s^2. Show all work and units for problems.
________ is a measure of the internal energy that has been absorbed or transferred from one body to another, often due to a difference in temperature.
5. What happens to the arrangement of water molecules as ice melts? A Molecules gain enough energy to escape as vapor. B Molecules release enough energy to escape as vapor. C Molecules gain enough energy
A projectline is shot from the edge of a cliff 100 m above the ground with intial speed 10 m/s at an angle 30 with the horizontal. 1) determine the time taken by the projectile motion to hit the ground
A 2.0-N force acts horizontally on a 10-N block that is initially at rest on a horizontal surface. The coefficient of static friction between the block and the surface is 0.50. Suppose that the block now
Link Copied!