Explain who to divide and multiply rational numbers

Solve the system by substitution. 2x - y + z = - 4 z = 5 -2x + 3y - z = - 10

Which equation represents a proportional situation? y = - 3x + 4 y = 3x - 12 y = - 2x + 23 y = 9x

Marvin buys a hose that is 27 3/4 feet long He already owns a hose at home that is 2/3 the length of the new hose How many total yards of hose does Marvin have now?

How to solve∠1∠1 is a supplement of ∠2∠2, ∠1∠1 is a complement of ∠3∠3, and m∠1=68∘m∠1=68∘. find m∠2-m∠3m∠2-m∠3?

The distance, d, in kilometers, travelled by a plane after t hours can be represented by ... how long does it take to fly 4088 km

Tom had $84.50 and then spent $12.25 for a music CD, $17.85 for a gift, and CV$15.45 for gasoline. How much did he have left?

Answer quickly for 5 star and brainliest! A hot air balloon is 10 meters above the ground and rising at a rate of 15 meters per minute. Another balloon is 150 meters above the ground and descending at a rate of 20 meters per minute.

A recent poll shows that 35% of adults are in favor of increased funding for education. The number of adults surveyed for the poll was 260. How many of the adults surveyed were in the favor of increased funding for education?

What is the number 8.293 round in the tenths

What is the answer for 5 1 - = - + d 6 3