We can solve this equation by completing the square. Notice that

and

. Therefore, we can turn

into

. y, in this equation, only has one real solution: 4. So your answer would be (B).
Answer:
325.15
Step-by-step explanation:
So.... You would get your problem out of the numbers 10,6,7 you would multiply and get 10*6*7=420 so 420 would be the answer if that's what your looking for!!
Hope i helped if i did please make me Brainiest
Answer:
The last one
Step-by-step explanation:
FInd a common demominator which is 20 and multiply both so it turns into 4 19/20
Here is the solution for the eqns.