Solve 7x + 5y = 14 using matrices.

4x + 3y = 9

Find the 41st term of an arithmetic sequence if the common difference is - 4 and the first term is 2.

what is 5ft 3in - 5in=

Adding integers17 + (-19) =

Solve the following equation 4374=2.3^x

Solve the linear inequality - 3/5x+1/5>7/20

What two numbers add to 5 and multiply to 4

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.