Solve the system of equations by substitution

2x+y=10

Y=5x-11

198 of 33% is what number?

Fifteen percent of the pigment in paint color A is black. Sixty percent of the pigment in paint color B is black. An unknown amount of paint color B is mixed with 40 ml of paint color A, resulting in a paint that contains 25% black pigment.

Let b = 64. What is the value of b : 4? 4 256 68 16

Solve. x/8 - 12 = 3/4

Supervisory responsibilities tend to bring out a person's negative side. True or False

Which graph represents the function (X)

Joanna spilt three pitchers of water equally among her 8 plants. what fraction of a pitcher did each plant get A. 1/8 B. 1/3 C. 3/8 D. 8/3

One method for estimating abundance of animals is known as line-intercept sampling. The theory of this method, when applied to Alaska wolverines, predicts that the proportion p equals. 453 of attempts to locate wolverine tracks should be successful.

A plumber charges $45 for a service call plus $25 for each hour that he is working at a customer's house. If he conducts a service call that takes 3 hours, what will the customer's bill be?

Which problem can be solved using this equation? 0.15m+35=0.25m+20