Phillip has x marbles. His father gave him 2 times the number of marbles he has. Now he has 21. How many marbles did Phillip have before?

Ana is n years old. How old will she be in 10 years

Solve for x. 7 - (2x + 11) + 3 (3 - x) = 20 -3 -4 One number is five more than three times another. If their difference is 35, what is the larger number? 15 50 65 Cool Scoops ice cream shop offers 42 different one-topping sundaes.

The position of a cat running from a dog down a dark alley is given by the values of the table.

The volume of a sphere is 950 cubic inches. Use the formula for the volume of a sphere to find the radius to the nearest tenth of an inch

126 students participated in the soccer program, while 54 played volleyball. What is the ration of the soccer players to the volleyball players

You are trying to order 14 pound of saffron, but the ordering system wants a decimal.

Solve the system by substitution verify your solution by checking that it satisfies both equations of the system y=2x 3x-y=15

the total amount of flour in a bakery after receiving new stock equal to 3/10 of its current stock (x)

Last week, about 621,860 viewers watched a television show on sharks. what is the greatest whole number that rounds to 621,860?

If two squirrels live in one square m of a 50 square m park, what is the park's estimated squirrel population