Is this true? (7^0) (7^-3)=7^-3

Match each equation with the operation you can use to solve for the variable. subtract 10. divide by 10. divide by 5. subtract 18. multiply by 10. add 18. add 10. multiply by 5. 5 = 10p arrowright p + 10 = 18 arrowright p + 18 = 5 arrowright 5p = 10 arrowright

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

Solve 17= -13 - 8x and show your work.