
Aeja J. answered 08/24/17
Tutor
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Postdoctoral Fellow (PhD) Who loves Math and Science!
1. Let "x" = one number; so the other number = x+13
2. Place the two numbers in an equation as such (x) + (x+13)=15
3. Combine like terms; 2x+13 = 15
4. Subtract 13 from both sides of the equation; 2x = 2
5. Divide both sides by 2; x=1