Answer:
fourth option
Step-by-step explanation:
note that (
)(x)x) = 
=
← factorise numerator/ denominator
=
← cancel the common factor (2x + 1)
=
where x ≠ 0, - 
63: 1 x 63 3 x 21 7 x 9................
Answer:
I would be 7 gallons used and 5 gallons left
Step-by-step explanation:
multyply 1.75 times 4 hours equal 7 then 12-7=5 is the total of gallons left
Hope this helps
P=2(L+W)
if given one side and the perimiter
(P/2)-L=W
(P/2)-W=L