#2. Use substitution to solve the system of equations х= Зу
3x - 5y + 12
H
Solution: (
)
9

Step-by-step explanation:

3(3y) -5y+12

6y-5y+12

Y+12

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation:

umumumumum

im not sure