Solve this system of equations: 2x - y = 7 5x + y = 21

How many pages does a good résumé have? A. 2 B. 1 C. 3 D. As many as needed

which expression is equivalent to the phrase the quotient of the sum 2t and 2 and twice the cube of s

Wyatt walks 3 miles each day for 6 days. Aaliyah walks 4 1/2 miles each day for 6 days. How many more miles will aaliyah walk in 6 days than wyatt

The sales tax rate in a city is 8.3% find the tax on a purchase of $211

Ericka knits 18 squares on monday. She knits 7 more squares each day from tuesday throug thursday. How many squares does ericka knit on friday

How do you write 120% as a decimal and as a fraction

Find the derivative of the function. y = √ (11x + √ (11x + (√11x)))

Carmen spent $88 at the mall the money she spent was 25% of the total amount she had in her wallet

Which of the following situations can be modeled with a periodic function? A) the height of a football after it has been thrown B) the height of a person riding on an escalator C) the height of a building after it has been constructed D) the height

Solve 1/3 x = - 4/5?