Answer: (2x+4y=150) this is right
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The answer to this is 84.5
3 gallons
4 quarts equal a gallon
so 12 quarts equal 3 gallons
x+19= 26
x+19-19= 26-19
x= 7
Check answer by using substitution method
x+19= 26
7+19= 26
26= 26
Answer is x= 7 (D.)
Okay let h be the height of prism
so ATQ, height of pyramid = 3h
put this in the formule
The volume of a pyramid = base x height x (1/3)
The volume of a prism = base x height
and find their ratio so simple
you will get the answer as 1