Answer:
A
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
8x-2y=48, replace y with 4, 8x-2(4)=48, multiply, 8x-8=48, add 8 to both sides to remove the -8, 8x=56 and finally divide by 8 to remove 8 from x, x=7.
Answer:
70%
Step-by-step explananation:
sorry for the previous answer I was thinking u meant something else
Answer:
True
Step-by-step explanation:
So we know that:

And we are asked to verify whether f(2)=0 is true or false.
To determine the answer, substitute 2 for n in the function and solve. So:

Square and multiply:

Subtract:

So, the statement is indeed true.
And we're done!
Answer:
-4
Step-by-step explanation: