3times a number increased by 4 is less than -62

Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]