Answer:
y=rx equals 5
Step-by-step explanation:
I have khan academy 5 is the answer
y/x = R
The two quantities x and y are proportional means they have a relation.
The equation is;
y= Rx ------to find the proportional R you make R the subject of the formula;
y/ x = R
area=13.8cm^2
not a function i think
have a nice day hope this helps
b) x+6
(7x - 23)° + (11x + 23)° = 180°
7x - 23° + 11x + 23° = 180°
18x = 180° / : 18
x = 10°