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This graph describes the relationship between the volume of uncooked rice and the volume of the rice after it is cooked.
| cups of uncooked rice | cups of cooked rice |
|---|---|
| 20 | |
| 120 | |
| 1 |
Students are selling raffle tickets for a school fundraiser. They collect \$24 for every 10 raffle tickets they sell.
The table shows a proportional relationship between the weight on a spring scale and the distance the spring has stretched.
| distance (cm) | weight (newtons) |
|---|---|
| 20 | 28 |
| 55 | |
| 140 | |
| 1 |
Solve each equation. Explain your reasoning.
\(3d+16 = \text-2(5-3d)\)
\(2k-3(4-k)=3k+4\)
\(\frac{3y-6}{9}=\frac{4-2y}{\text-3}\)