If the perimeter is 74mm and the width 16mm what is the length

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4