John and ariana bought school supplies. john spent $10.60 on 5 notebooks and 4 pens. ariana spent $8.30 on 4 notebooks and 3 pens. what is the cost of 1 notebook and what is the cost of 1 pen?

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 is he correct? explain why or why not?

How would you find the height of points on the circle? the topic is trigonometry.

Fawn bought a total of 70 cakes for a tea party. she spent $3,025. fawn bought vanilla cakes for $22 each and a fruit filled cake for $55 each. the system of equations below can be used to find the number of vanilla cakes, v, and the number of fruit filled cakes, f, fawn purchased. which system of equations has the same solution as the system below.