2x + y = 8

-x - 3y = - 12

Solve the above system of equations using substitution.

Find the average of 60 75 88 and 93

What is 2 5/8 as a decimal

Trevor season 8 red birds. He sees 5 more red birds than bluebirds. How many bluebirds does Trevor see?

In f (x) = a|x - h| + k is a the slope? what's the y-intercept?

What is 5 times 10 to the fifth?

Julie is sewing the costumes for the school play. She needs to make fifteen bows. Each bow uses 3/4 of a yard of ribbon. Julie has 9 yards of ribbon. Does she have enough ribbon for the costumes?

How do I describe the shape of a histogram?

Jerry measured and timed the descent of a diving bell spider in a large fish tank. The spider reached a position 412 412 inches below the surface of the water after descending at a constant rate for 112 112 seconds.

The expression 5/9 (f-32) gives the temperature in degrees celsius for a given temperature in degrees fahrenheit f. find the temperature in degrees celsius that is equivalent to 86 f

The formula for the surface area of a cube is S 5 6x2 where x is the length of one side. Find the length of the side of a cube with a surface area of 150 square inches.