The answer is 122/495. Hope this helps!
Answer:
-7 and 21
Step-by-step explanation:
y-2y=7 (sub x=7 to the equation)
-y=7
y=-7 (not sure of its correct)
if y=-7,
x-2(-7)=7 (sub y=-7 into equation)
x-14=7
X=7+14
X=21
Answer:
I think A and C
Step-by-step explanation:
Answer:
900 cuboc unit
Step-by-step explanation:
Volume of pryamid= 1/3× area× height
= 1÷3×15^15×8
= 900cubic unit
