Solve for x. *
5x2 + 4x – 1
Ox=1, x=5
O x=-1, x=-5
O x=-1,x=1/5
O x=-1/5, x=-5

step-by-step explanation:

idk the answer i want to say 10 but then it would be equal so try 9 but then yeah so yeah we love edgen

b. would be the answer : )

step-by-step explanation:

step 1: add -16x to both sides.

16x−4y+−16x=64+−16x  

−4y=−16x+64

step 2: divide both sides by -4.

−4y /-4 = -16x + 64/-4

answer:   y=4x−16

hope i'm right

answer: i think one of the answer is $150 and $300?

step-by-step explanation:

2425

step-by-step explanation: