Answer:
12
Step-by-step explanation:
12x12 is 144
Answer:
(x) = 
Step-by-step explanation:
let y = f(x) , then rearrange making x the subject
y = 6x + 7 ( subtract 7 from both sides )
y - 7 = 6x ( divide both sides by 6 )
= x
Change y back into terms of x with x =
(x) , then
(x) = 
Answer:
684
Step-by-step explanation:
57 times 12
12 weeks times 57 pages= 684 pages in 12 weeks
I hope this helps you
3.9^2-42
3.81-42
243-42
201
S(-6, 4)
If you plot on a simple graph you will find the other end point S there