Okay, to do "powers", which is exponents, just multiply the number by itself.
So, 5 to the third power, or 5 cubed, or simply 5³, is equal to 5 x 5 x 5.
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We get 125.
Now multiply 125 by 25.

Our final answer is 3125.
Seriously: add the x's divide by 2, add the y's divide by 2, bob's your uncle. you have the midpoint.
53.3
Step-by-step explanation:
Make an equation.
40y = 3x
zy=4x
Substitute y
0.80, 0.800, 8.0. They are all equil to 0.8(but 8.0 might not be, sorry)
12 28/100 , is the answer.