Answer:
it's the last one
Step-by-step explanation:
to find the perimeter, you must add all the sides.
25 plus 25 is 50
multiple x by two for both sides and that will give you the perimeter of 70
Answer:
(x) = 
Step-by-step explanation:
let y = g(x) and rearrange making x the subject, that is
y = 4x - 11 ( add 11 to both sides )
y + 11 = 4x ( divide both sides by 4 )
= x
Change y back into terms of x , with x =
(x) , thus
(x) = 
Answer:
386,400
Step-by-step explanation:
840 x 4.6 x 10^2nd power
4.6 x 10^2nd power = 460
840 x 460 = 386,400
386,400
Hope this helps!
Plz name brainliest if possible!