Jun writes an expression 5 (x+2). Then he uses the Distributive property to write the equivalent expression 5x+10. How can he substitute a value for the variable to check to see if expressions are equivalent? ... the variable is x

Jimmy drove to his cabin on the lake and back. it took 0.6 hours longer to go there than it did to come back. the average speed on the trip there was 46 km/h. the average speed on the way back was 52 km/h. how many hours did the trip there take

Two hot air balloons are traveling along the same path away from a town, beginning from different locations at the same time. Henry's balloon begins 15 miles from the town and is 31 miles from each the town after two hours.

N=4.8 the product of 24 and a number

How do I simplify this expression 3 - (7a+1)

What ratio would you use to convert 366 minutes to hours

The longer leg of a right triangle is 4 more than twice the shorter leg. The hypotenuse is 4 less than three times the short leg. What is the value of the hypotenuse?

Juliana wants to find the mass of a watermelon. what unit should she use?

Multiply. Express your answer in simplest form. 3 3/4 2 2/9

Indicate whether each of the following fractions is proper or improper. a. 4⁄16 b. 75⁄70 c. 2⁄15 d. 6⁄6

A 200m x 80m field produces 4800kg of harvest. How mcuh harvest will be produced by a 190m x 90m field?