Please help me with this question :)

(pls ignore the blue, it's just where I tried and got it wrong) ​

How many solutions does the nonlinear system of equations graphed below have?

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?