What is 2x squared plus 5x - 9

A package states that there are 60 calories in 12 crackers and 75 calories in 15 crackers. Since the relationship is proportional, how many calories are there in 180 crackers? x y 12 60 15 75

If x is the average (arithmetic mean) of m and 9, y is the average of 2m and 15, and z is the average of 3m and 18, what is the average of x, y, and z in terms of m? A) m+6 B) m+7 C) 2m+14 D) 3m+21

The product 5/8 times 1/2 will be less than or greater than 5/8

1. the amount of money that is saved by buying an item at the sale price.

Tom is showing his work in simplifying (5.2 - 8.5) - 0.5 + 6.8. In which step did Tom make an error? Step 1:: (5.2 - 8.5) - 0.5 + 6.8 Step 2: 5.2 + (-8.5 - 0.5) + 6.8 (distributive property) Step 3: 5.2 - 9 + 6.8 Step 4: 5.2 + 6.

Identify the terms and like terms 10x + 5 + 3x + 1

Haley pays a monthly fee of $20 for her cell phone and then pays 5 cents per minute used. The cost of Haley's cell phone bill can be expressed by the function C (m) = 0.05m+20, where m is the number of minutes used.

A piece of wood weighing 10 ounces is found to have a weight of 8 ounces after drying. the moisture content was:

A mercedes wheel hasa radius of 35 what is the area of the wheel.

Solve 3 (x - 2) < 18. x x > 8 x x > - 8