Slove system of equation.

2x - 6y = 8
-3x + 9y = 12

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Carley bought a jacket that was discounted 10% off the original price. the expression below represents the discounted price in dollars, based on x, the original price of the jacket.