this is from a test that i need to redo and study for

this is from a test that i need to redo and study for

Take the the square root to solve for r in the last step

Eli works in a clothes shop where he earns a commission of 8% and no weekly salary. What will Eli’s weekly sales have to be for him to earn $425?

how would I put this is algebraic form and what’s he answer? Thanks

i really need help with ths

You and a group of 7 friends go out for pizza. One large pizza and 3 small drinks cost $21.96. One large pizza and 6 small drinks cost $27.93. Write an equation that models the total cost y (in dollars)...

Professor wants to mix a solution containing 10% acid with one containing 15% acid to obtain a 20 ounce solution containing 12% acid. How many ounces of the 10% should the Professor use?

LaShawn designs websites for local businesses. He charges $25 an hour to build a website and charges $15 an hour to update websites once he builds them. He wants to earn at least $100 every week,...

An investor remarks to a stock broker that all her stock holdings are in three companies, Eastern Airlines, Hilton Hotels, and McDonald's, and that 2days ago the value of her stocks went down $350...

Help find the value of x

You have a jar of pennies and quarters. You want to choose 15 coins that are worth exactly $4.35. Write and solve a system of equations that models the situation.

I need to write an equation and solve to find how many cars will be sold in 2007

The word problem I need help solving is: The senior class at High School A and High School B planned separate trips to the local amusement park. The senior class at High School B planned separate...

what is the like term of 5n-2n

i dont know how to do any of this

It says Let X = Number Of Years 20 + x = young man's future age 40 + x = father's future age 20 + x = 3/4(40 + x)

The question is a problem solving one. I can't really tell you much because the question is really short. Thank you and bye!

Solve the problemwith an a equation

Two numbers have a sum of 65 . Four times the smaller number is equal to 10 more than the larger number. Find the numbers .

I don't get this. so please help me and this is word problem thank you so much who ever give me and a answers.