Answer:
9
Step-by-step explanation:
m = j^2 -7p
18 = j^2 -7(9)
18 = j^2 - 63
81 = j^2
√81 = √j^2
9 = j
Answer:
47.25
Step-by-step explanation:
8.89 is about 9.
So, we have 9(5.25)=9(5)+9(0.25)=45+2.25=47.25
Answer:
I would say " zero" to. Sorry if it's wrong
The third equation is linear
Answer:

Step-by-step explanation:
x = 10
x = 20 / 2
x = 4*5 / 2