Answer:
10x
Step-by-step explanation:
By definition

So we just need to multiply the two functions

Answer:
actually what is this is you is this a geometry, trigonometry I don't know what to call
Answer:
20
Step-by-step explanation:
IF you are asking why it is because 50-32=18 than you do 18/.90 which equals 20 so there you go thanks make brainliest
Answer:
y=-8/5x+77/5
Step-by-step explanation:
The equation of line that passes through the points (4, 9) and (9, 1) is y=-8/5x+77/5. Hope it helps!