Answer:
y=3x+4
Step-by-step explanation:
Hope this works
F(x) is written in mx + b form for linear equation. so we have m =2 and b = -1
m represents the slope so the slope is 2
Answer:

Step-by-step explanation:
Let
represent the real numbers.
For the first part, all real numbers less than or equal to 9 in algebra is
.
For the second part, all real numbers greater than or equal to 7 in algebra is
.
To combine both inequalities, it would become
.
Hope this helped! If not, please let me know! <3
Answer:
Step-by-step explanation:
3.3
Answer:
$2160
Step-by-step explanation:
(320*4)+(240*1)+(160*3)+(80*2) = 2160