Unit 4 Warm Ups. Warm Ups 1. Write an inequality for the below graph. 3. Write an equation for undefined slope. 4. Write an inequality that you would.

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Unit 4 Warm Ups

Warm Ups 1. Write an inequality for the below graph. 3. Write an equation for undefined slope. 4. Write an inequality that you would have to flip the sign when you solved it. 2. Given f(x) = 5x +2, what is f(8)?

Warm Ups 1. Jared is filling a 2,200 gallon swimming pool. It fills up 5 gallons every minute. Write an inequality to figure out how many minutes it would take to fill up the pool. 2. Solve 4(x+5) > - 2(4 + 7x) 3. Graph a solution for the picture:

Warm Ups 1. Write an inequality for the below graph. 3. Is the below graph a function? 4. Write an inequality for a speed limit of 55mph. 2. What is the y intercept of 8x – 4y = 12?

Warm Ups 1. Write a compound inequality for your grade in a class that you are passing. 3. Given f(x) = 6x +1, what is the range when the domain is -5, 0, 4? 4. Write two equations that are parallel. 2. Solve for y: 8x – 4y > 12

Warm Ups 1. Write an inequality for the below graph. 3. Write an equation for the graph: 4. Create an equation that would be graphed with a dashed line and shaded up. 2.Solve for a: 12 < 3(a - 4)

Warm Ups 1. Write an inequality for the below graph. 3. Write a direct variation equation that goes through the point ( 4, -16). 2.Graph 6 < y on a number line.

Warm Ups 1.Simplify: 4(x+2) – (2x – 6) 3. What is the range of the below set of points? 2.Given f(x) = 8x+2, what is f(-2)? 4. Create an equation that is no solution.

Warm Ups 1.What is a solution to a system? 3. What is the domain of the graph? 2.Given f(x) = -2x+4, what is f(-4)? 4. What is the solution to y=20x and y=25x+75? (use calculator notes from last class)

Warm Ups 3. What is the range of the graph? 2.When y = 8 – 5x, what is the range value when the domain is -4? 4. What is the solution of y = 2x+1 and y = 4x Simplify 2(4x+2y) – (y + 7x)

Warm Ups 3. Write a domain for the below graph. 2.Set the two below equations up for elimination (don’t solve) 8x + 4y = 18 7x – y = 2 4. Give two different definitions for no solution (or not a solution). 1.Solve for b: 4(a+2) = 7b + 2

Warm Ups 3. Write a compound inequality in feet for the sign shown (height of a bridge) 2.Solve the system: y= 3x – 1 4x + 2y = 18 1.Write an equation that goes through (3,11) and (5, 15)