Every hour of training raises the salary $___. Hours of training 10,20,30,40,50,60,70 monthly salary 1250,1400,1550,1700,1850,2000,2150

Which two properties of equality could zoe use to finish solving for x? the equation is 3x - 4 = -10 for x so a either the addition or subtraction property of equalityb ether the multiplication or division property of equality c ether the addition or division property of equality d ether the subtraction or division property of equality just a simple a b c or d plz.