Ray's dad said the temperature needs to be at least 85 degrees to turn on the AC. Write an inequality for the temperature at which Ray can turn on the AC.
x≥85
100
You can add the same number to both sides of an inequality, and the statement will still be true.
What is the Addition Property?
200
<
What is a less than symbol?
200
The overlapping region and it shows the numbers that are solutions of both inequalities.
What is an intersection?
200
Solve x+12<20
x<8
200
The Home Cleaning Company charges $312 to power-wash the siding of a house plus $12 for each window. Power Clean charges $36 per window and includes power-washing the siding. How many windows must a house have to make the total cost from The Home Cleaning company less expensive than Power Clean?
More than 13 windows
200
You can subtract the same number from both sides of an inequality, and the statement will still be true.
What is the Subtraction Property?
300
≥
What is a greater than or equal tosymbol?
300
Any value that makes the inequality true.
What is solution of an inequality?
300
Solve 7x>-42
x>-6
300
Rent-A-Ride charges $55 per day with unlimited miles. The cost of renting a similar vehicle at We Got Wheels is $38 per day plus .20 per mile. For what number of miles in the cost at Rent-A-Ride is less than the cost at We Got Wheels?
More than 85 miles.
300
The combined regions and it shows the numbers that are solutions of either inequalities.
What is the union?
400
≤
What is a less than or equal to symbol?
400
You can multiply the same positive number to both sides of an inequality, and the statement will still be true.
What is Multiplication Property?
400
Solve 45+2b>61
b>8
400
Jane has a $20 gift card to an art supply store where 4 ounce tubes of paint are $4.30 each after tax. What are the possible number of tubes that Jane can buy?
0,1,2,3,4 tubes of paint.
400
The pH level of a popular shampoo is between 6.0 and 6.5 inclusive. Write an inequality to show the pH levels of this shampoo.
6≤x≤6.5
500
≠
What is a not equal to symbol?
500
You can divide the same positive number from both sides of an inequality, and the statement will still be true.
What is the Division Property?
500
Solve x<4x+18
x>-6
500
Mrs. Lawrence wants to buy an antique bracelet at an auction. She is willing to bid no more than $550. So far the highest bid is $475. Write and solve an inequality to determine the amount Mrs. Lawrence can add to the bid.