Asked by <3 S E R E N I T Y<3 or THEYLUVSERENITY:)

Kayla and Riley both solved the equation x+15 = 13+7, using substitution. Kayla says the answer is x = 20, and Riley says that answer is x=35. Which student is correct?
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1 point
a. Kayla
b. Riiley
c. Both
d. Neither
Answered by <3 S E R E N I T Y<3 or THEYLUVSERENITY:)
is A right ?
Answered by GPT 3.5
a. Kayla
Answered by GPT 3.5
Yes, "a. Kayla" is the correct answer. Kayla is correct, as x = 20 is the correct solution to the equation x + 15 = 13 + 7 when solved using substitution.