Respuesta :
okay so you didn’t provide enough information in the question, but I think i found the original problem online so here’s the work (assuming the total number of marbles is 55) <3

a) Expression is [tex]y+35[/tex]
b) Number of marbles with Nicola [tex]=[/tex] Total number of marbles [tex]-35[/tex]
Algebraic Expression
An algebraic expression is one that is composed of integer constants, variables, and algebraic operations.
Number of marbles with Nicola [tex]=y[/tex]
Number of marbles with Sean [tex]=25[/tex]
Number of marbles with Vicky [tex]=10[/tex]
So,
Total number of marbles [tex]=y+25+10[/tex]
[tex]=\boldsymbol{y+35}[/tex]
Number of marbles with Nicola [tex]=[/tex] Total number of marbles [tex]-25-10[/tex]
[tex]=[/tex] Total number of marbles [tex]\boldsymbol{-35}[/tex]
Find out more information about expression here:
https://brainly.com/question/953809?referrer=searchResults
