Simplify 5 (a - b) + 6 (a + b) - 7 (a - 2b)

O 4a - 136

O 4a + 15b

O 19 ab

What is 11 divided by 3

Joey chestnut is trying to break his own world record for eating the most hot dogs and buns in 10 minutes. He needs to eat more than 72 hot dogs to break his record. After 1 minutes of competition, Joey has eaten 10 hot dogs.

The length of the the popcorn machine is 3/4 of its height what is the length of the popcorn machin

Solve for x. x/5 + 1 = 7

Rashid can paint 2 square feet in 10 minutes. Fill in the missing parts to tell how long it will take h to paint a fence that is 6 feet high by 25 feet long. Rashid will be able to paint blank of fence in blank

A mountain climber ascended 3 4 of a kilometer in 1 12 of an hour. What was the mountain climber's ascent rate in kilometers per hour?

Niki uses 15 litres of water every minute when she has a shower. She uses 100 litres of water when she has a bath. How many litres of water does she save by having a 3 1/2 minute shower instead of a bath?

How long does it takes the earth to complete one full revolution? A. 90 B. 180 C. 365

What are two factors of 36 that add up to 15

Write the ratio as a fraction in lowest terms 17 minutes to 2 hours