Answer:
(7x-1)-3(7x-1)
Step-by-step explanation:
First write out the problem
7x^2-22x+3
Next, Factor the expressions
7x^2 - x - 21x + 3
Now factor the whole thing
x(7x-1)-3(7x-1)
The answer would be 28 but couldnt you have done this yourself?
I hope this helps you
x/5= -3
x= -3.5
x= -15