What is 2y+ x 3y actually equal to? i need help asap!

Adaycare center charges a $75 enrollment fee plus $100 per week. which of the following represents the cost of sending a child to daycare for 14 weeks?

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100