Answer:
2
Step-by-step explanation:
When it comes to like terms, they have to end with the same symbol A.K.A variables, exponents, and numbers.
1 + 9 + 3u
There are two terms, constants and variables, constant being 1 and 9 while variable being 3u.
It’s the first answer. The function is y = x*2
They just told me to answer a bunch of questions sorry i dont know this best of luck tho !
(9-15)/(-2+4)= -6/2 = -3
-3 is the slope