For you have
Playing around with equation (1) we get substitute this in for in equation (2) giving
Now simplify until you get one of your options.
the difference between two positive numbers is 4. If twice the square of the larger number is added three times the smaller, the sum 53.. Which one of the following is a step of the solution...
a. x=-3(+-)sq.rt 529 / 2
b. x= 3 (+-)21 / 4
c. x^2+3(x-4) =53
d. 2x^2 +3x-65=0
Thanks for the help ive been doing something wrong....