A school supply kit costs x dollars. A sale offers a 20% discount on the kit. Part A
Which expression shows how to find the cost, in dollars, of the kit after the discount?
O 0.8x
O 0.2x
O 1.8x
O 1.2x

0.2x

Step-by-step explanation:

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

the answer is d

step-by-step explanation:

y+3=-4(x-2)

y+3=-4x+8

  -3         -3  

y=-4x+5