Isaiah M.
asked • 07/06/20
Erika D. answered • 07/07/20
Ph.D. Candidate Qualified Tutor
Number 1 + Number 2 = 125
"Sum" means addition.
You can substitute Number 1 for a variable, such as X and you can substitute Number 2 as Y.
X + Y = 125.
to solve for 1 you would either do X = 125 - Y or Y = 125 - X.
I hope this helped!
Louise E. answered • 07/06/20
Experienced Engineer trained in advanced math and science.
X+Y=125
X= 125-Y
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