Answer:
two of the sides are 21 m long and one of the sides is 28 m long
Answer:answer is 387
Step-by-step explanation:ok got it
Answer:
no solution
Step-by-step explanation:
5d - 8 = 1 + 5d
Add 9 to both sides
5d = 9 + 5d
Subtract 5d
0 does not equal 9
No solutions
The value is

or

, since it is in the tenths place.
The answer is his tank can hold 15 gallons i think