20+20+5/10+7/1000 I think
Answer:
b. the function is always positive
Answer:
5(7 - x).
Step-by-step explanation:
That is 5 multiplied by 7 - x where x is the number.
X + y = 20 Substitute
x by 2 y - 4 in x + y = 20 to obtain 2 y •
4 + y = 20 Solve for y to find y = 8 and
x = 2y - 4 = 12
You have to say what or where point B and C is for me to answer it