9x+8y=15

9x+8y=30

tell whether the system has one solution, infinitely manny solutions or no solution.

Terri wrote this equation for the area of a parallelogram. 220.44 = 16.7h. What is the height (h) of this parallelogram? A. 12.5 units B. 13.2 units C. 203.7 units D. 3681.3 units

5x to the power of 2 = 25x to the power of 2

Given sec theta=-4/3 and 90

Find the factors of (25x^2-1) + (1+5x) ^2

Express the fraction in simplest form 7/28

The government's claims that students earn an average of $4,500 during their summer break from studies. A random sample of students gave had a sample average of $3,975 and a 95% confidence interval was found to be $3,525 < µ < $4,425.

F (x) = x^2-6x-16 what is the y-intercept

Your job pays $8 per hour. (a) Write an algebraic expression for your pay in dollars for working h hours. (b) What is your pay if you work 36 hours?

Mike is playing a game using a number cube and a quarter. He tosses both at the same time. What are all the possible outcomes during one turn? How many outcomes are in the sample space?

Round 630 to the nearest ten