Solve the sytems of equations by substitution

x=-4y

x+5y=2

Let X represent the time it takes from when someone enters the line for a roller coaster until they exit on the other side. Consider the probability model defined by the cumulative distribution function given below. 0 x < 3 F (x) = (x-3) / 1.

What color make purple

Y=2x+7 what is the slope (m)

Find the sum. 7.24 + (-4.43) A - 11.67 B 11.67 C - 2.81 D 2.81

Estimate. 3 * 92 What is This?

The smallest hummingbird is the Bee hummingbird. It has a mass of about 1 1 4 grams. The mass of a larger type of hummingbird is about 5 times the mass of the Bee hummingbird. What is the mass of the larger hummingbird?

How long would it take to travel 200 meters at 5 m/s

Type your answer in decimal form. Do not round. 7 days = a0 hours

If you multiply two decimals that are less than 1, can you predict whether the product will be less than or greater than either of the factors?

Jessie and Mia are playing the integer card game. The cards in Jessie's hand are 3, - 5, 9 and - 6. What is the total score of Jessie's hand?