What are the solutions of the following system? {x ^2 + y^2= 25, 2x + y = 25} A (0, –5) and (–5, 5)
B (0, –5) and (5, –15)
C (0, –5) and (–4, 3)
D (0, –5) and (4, –13)

An equation where variables are used to represent known values—function notation true or false

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250