A state sales tax rate is 3.5%. If the tax on a purchase is $7, what was the amount of the purchase?
Show work please

The value √10 and √15 are plotted on the number line

If your annual gross income is $62,000 and you have one monthly car payment of $335 and a monthly student loan payment of $225, what is the maximum house payment you can afford. consider a standard 28% front-end ratio and a 36% back-end ratio. also, to complete your calculation, the annual property tax will be $3,600 and the annual homeowner's premium will be $360.

Which of the following represents the range of the graph of f(x) below