X, y - the numbers
The sum of the two numbers is 9.

If one number is subtracted from the other, the result is 3.

Solve the system of equations:

The numbers are 6 and 3.
Answer
-64
just use ur calculator since my teacher let us use the calculator i just typed in 16.(-4) and got -64
Answer:
$819
Step-by-step explanation:
First we find the area of the wall so we multiply 13ft x 9ft.
13ft x 9ft = 117ft
We know each square foot is equal to $7. So now we multiply 117 x 7 to get the total cost.
117 x 7 = $819
-51 - 6i AND -3 + 2i - 2(24) - 8i are correct :)