Combine like terms to make a simpler expression 3z+z

I think of a number and multiply it by 4. I then add 8 and I'm left with an answer of 30. What number did I think of? Form and solve an equation to find the number.

You are making cookies. One recipe calls for 4 cups of chocolate morsels for 3 batches of cookies. A second recipe calls for 5 cups of chocolate morsels for 4 batches of cookies. Which cookies will contain more chocolate morsels?

D=rt when r=35 mi/h and t = 2 h

There are 10 stripes on each button there are 50 buttons how many stripes are on 50 buttons

What is 714 increased by 5% and how do you do it

Whats the hypothesis of the conditional statement, if my mom has to work, then I babysit my little sister

The seventh term of an arithmetic sequence is 10.2 and the twelfth term is 17.7. What is the common difference of the arithmetic sequence? The common difference is

Assume that the heights of men are normally distributed with a mean of 70.7 inches and a standard deviation of 2.1 inches. If 36 men are randomly selected, find the probability that they have a mean height greater than 71.7 inches.

Write an equation of the line that passes through (-6,5) and (0,2).

Which interval is the solution set to 0.35x - 4.8 < 5.2 - 0.9x? i solved this i just wanted to post the answers for others