Answer:
d
Step-by-step explanation:
-10=-5*2; 4=2*2
l-10+3l= 7; l4+3l=7
Answer:20h + 21 is the only one equivalent to 4(5h + 4) + 5
Step-by-step explanation:
It is a 24 gallon tank
at 1/4 full =
6 gallons / 24 gallons = 1/4
after 10 gallons added,
= 16/24
= 2/3 full
So 8 more gallons are needed to fill the tank completely.