A group of adults plus one child attend a movie at a movie theater. Tickets cost $11 for adults and $4 for children. The total c
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Answer:
Step-by-step explanation:
1. You know that the force<em> F</em> varies directly as the weight <em>w</em> of the sofa. Then, you can write the following expression:
Where <em>k </em>is the constant of proportionality.
2. You know that a person can push a 120 pound sofa with a force of 50 pounds, then you can calcualte the constant of proportionality as following:
3. Then, the equation is: