Question

Order of Operations. Easy questions but I can't seem to get the right answer?

Answer 1

Correct me please, this is my work:
-|(-3)(4)/(-2)(6)|
-|(-12)/(-12)|
-|(1)|
-1

Answer 2

xy-4x^2y
-3*-5*(4*-3)^2-5
-3*-5*(-12)^2-5
-3*-5*144-5
15*144-5
2160-5
2155

Answer 3

Looks good to me=)

Answer 4

the second one is not right

Answer 5

at 4 x^2 just x ^2 not (4*x)^2

Answer 6

and then*(-5) not subtract 5

Answer 7

\[xy - 4x^2y \\(-3)(-5)-4(-3)^2(-5)\]