What two numbers multiply to 210 and add to -29

Let r = 3. what is the value of r + 58?

Asalsa recipe uses green pepper, onion, and tomato in the extended ratio 3: 5: 7. how many cups of tomato are needed to make 105 cups of salsa? a. 7 b. 21 c. 35 d. 49

There is a linear relationship between a salesperson sales and her weekly income. if her sales are $200 her income is $500 and if her sales are 1,200 her income is $600.what is the relationship between sales and income