Can anyone help me on this please

Is a currency whose value is tied to another currency, meaning that the exchange is fixed

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

Me asap! what is the slope of this line? enter your answer in the box.