What value of y satisfies the equation 2y/9-5/9=4/9?

Based on the current position of the continent's, in what general direction did South America drift away from Pangea?

14x+5y=31 and 2x-3y=-29

How long did the sound take (in seconds) from the rocket motors at Time=0 to reach the people 500 meters away. The speed of sound in early mornomg temperatures is 339.5 meters per second.

The product of twice a number and six is the same as the difference of eleven times the number and 6/5. Find the number

Two brothers are saving money to buy tickets to a concert. their combined saving is $55 one brother has $15 more than the other. How much has each saved?

If I was asked to think of a number and multiply it by 2, I could write this algebraically as 2x. Write the following algebraically, using x as your unknown. "I think of a number, multiply it by itself and then add 6 to the result."

10 skeins of yarn will make 4 scarves. How many scarves can be made with 25 skeins of yarn?

The probability that a new spark plug is defective is 0.06. You need two new spark plugs. What is the probability that both spark plugs you buy are defective? A) 0.06 B) 0.12 C) 0.0036 D) 0.0030

Angie has a jar that contains 2 red marbles, 2 blue marbles, and no other marbles. She randomly draws 2 marbles from the jar. If the marbles are the same colour, she discards one and puts the other back into the jar.

Henry had charges 933 dollars to his credit card. Even after the cost of his net purchase, he was still under his credit limit of 1500 dollars. Write a mathematical sentence that expresses the information