Solve the system of equation by graphing

Y=4x-3

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

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

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion