Answer:
Step-by-step explanation:

multiply by
on each side

add 1 on both sides 
make it equal 0

Factor

answer is 3 and -1
Answer:
IT would be 13a to 17b
Step-by-step explanation:
I had this.
Answer:
The answer is 33.75
Step-by-step explanation:
You simply need to multiply 67.5 by .5 in order to find half of it.
Tan x =opposite/ adjacent =9/5
x= arctan(9/5)≈61
Answer:
I'm pretty sure the answer is D.
Step-by-step explanation: