They are called equations
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.
<span>x=5y-1
x+2y=13 => 5y -1 +2y = 13 => 7y = 14 => y = 2 => x = 9;</span>
Answer:
anything smaller than their sum, which is larger than their difference:
33-32-31-30-29-28-27-26-25-24-23-22-21-20-19-18-17-16-15-14-13-12-11-10-9-8-7