contestada

1. After Elena ran 5 miles on Friday, she had run a total of 20 miles for the week. She ran x
miles before Friday.

Respuesta :

anthonycontoni
She ran at least 4, x =4

X will be 15 miles.

What is algebraic expression?

An algebraic expression is one that has been constructed using integer constants, variables, and algebraic operations. A good example of an algebraic expression is 3x²+ 2xy + c. Wikipedia

Given

5+x = 20

x = 20-5  = 15

To know more about algebraic expression refer to :

https://brainly.com/question/19864285

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