Answer:
3.05
Step-by-step explanation:
12x104= 1,248
4x102= 408
1248/408-3.05
X²-8x
factor out x
x(x-8)
y=x(x-8)
A.

B.

Megan's solution isn't correct.
The first mistake: she subtracted 5x from the right-hand side of the equation, but added 5x to the left-hand side.
The second mistake: she divided the right-hand side of the equation by 11, but didn't divide the left-hand side.
The correct solution: