1. which method would be the simplest way to solve the system?
7x + 5y = 19
–7x – 2y = –16

a. graphing
b. substitution
c. elimination
d. distributive

2. what is the solution of the system?
7x + 5y = 19
–7x – 2y = –16

a.(2, 1)
b.(1, 2)
c.(7, 5)
d.(–7, –2)

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.

Aregular pan has a length that is 4/3 the width. the total area of the pan is 432in.2. what is the width of the cake pan?

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?