2 Answered Questions for the topic #mathhelp #mathproblem #expressions

#mathhelp #mathproblem #expressions

09/14/15

Over 8 days, the price of a share of IBM stock fell $72. On the ninth day, the price rose $4, but on the tenth day, it fell $12. Write and find the value of

"an expression for the average change in the price of the stick for these 10 days." Please help
#mathhelp #mathproblem #expressions

09/14/15

Jenya deposited $400 into her bank account. A couple of days later she withdrew $50. The next day she deposited $20 more. A day later she withdrew $150.

At the end it suppose to say to write an expression that represents the change in jenyas account balance. Please show me how to solve it ! 

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