Simplify the expression.

3 (7x+2y)

Gas costs $3.65 what is estimated cost 14.2 gallons

At 2 seconds, an object's velocity is 23 meters per second. At 9 seconds, the object's velocity is 38 meters per second.

Vector wants to create a new box he wants the new box to be 2 inches wide the length and volume is 4 and 64. How tall should he make the new box?

31.61 is 436% of what number

Which equation's graph has a steeper slope? y=8x+4 or y=6x-4

Ethel Meyer sells wheelchairs. She earns 11 percent commission on the first $5,000 and 14 percent on all sales over $5000. How much commission will she earn on $14,000 in sales?

An ice cream store sells 2drinks, in 5 sizes, and 5 flavors. In how many ways can a customer order a drink?

Kristen goes on a cave tour with her family. They climb down to 8 meters below ground level. Then they climb the opposite of - 8 meters to return to ground level. How many meters did they climb in all? Enter your answer in the box.

What percentage of a dollar is the value of each coin combination? a. 4 dimes b. 1 nickel and 3 pennies c. 5 quarters and 1 dime

In a coordinate plane, what is the distance between (4,-8) and (4, - 12) ?