How do you solve 30> - (5z+15) + 10z

A number cube with the numbers 1, 2, 3, 4, 5, and 6 is rolled 24 times. About how many times would it be expected that a 2 or a 5 is rolled? A. 2 B. 4 C. 6 D. 8

A store gives away gift bags during a sale. Of these gift bags, 30% are green, 20% are yellow, and 50% are blue. The average number of items in each green bag is 10. The average number of items in each yellow bag is 5.

The difference of two numbers. (a, b) is 21. The difference of 5 times a and 2 times b is 18. What are the values of a, b?

100.77 round to the nearest tenth of a square mile

Explain why 1/6 is greater than 1/8 but less than 1/3

The Ferrels save $150 each month for their next summer vacation. Write an equation that they can use to find s, their savings, after m months.

The sum of three consecutive integers is - 255. what are they?

How many two third ounce can be made with 8ounces

Written as a simplified polynomial in standard form, what is the result when (3x + 1) 2 is subtracted from 8?

Every two days he's trying to spend 1.75 hours observing dolphins and 2.5 hours observing sea lines at this rate how many total hours will the scientist spend a observing dolphins and sea lions in 10 days