Evaluate the following expression when x = 3 and y = 4:

3.6

8.6

14.6

21.6

The perimeter of a semicircle is 20.56 miles. What is the semicircle's radius?

Katie is in charge of buying juice for the teacher; s breakfast party if one teacher will drink between 18 and 22 ounces of juice and there are 32 teachers which is the best estimate for the amount of juice katie should buy?

The measurement of an angle is 70 and the length of a line segment is 8 centimeters

Solve the quadratic by factoring. x^2+51=-15x+1

13+7*12+9 equals what

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