What is the unknown number in this equation? 6+3+2=?+8

Snorkel and two friends rented three life jackets and a sailboat. The life jackets were $3 each and the boat was $12 an hour. The total cost was $93. For how many hours did they rent the sailboat? (I need an equation along with the answer.)

If you have received $100 in sales (revenue), but it costs you $40 for labor. What is your profit?

Akira Chang's uncle dies without a will, leaving an estate of $945,000. His heirs consist of a wife and two adult children. His state requires that, in the absence of a will, each child is to receive two-thirds as much as a spouse.

What is the percent of change of 63.82 and 57.88?

In January, Emma was 62.25 in tall. In December, she was 65.5 inches tall. How much did Emma grow between January and December?

The average person's head has about 100,000 strands of hair What is that in scientific notation

Each day, Maya eats 1/5 cup of melons in the morning and 1/5 cup of melons in the afternoon. How many days will it take Maya to eat 8 cups of melons? A 19 B 20 C 18

The length of an office building is x feet and the width is x+4 feet. write the polynomial that represents the area. find the area if x=12.

0.3d-1 3 1 3 = 0.84: 7 15

Round 0.579 to the nearest tenth