Question

Solve 5x2 = –45x.

Answer 1

Is that 5x^2?

Answer 2

yes

Answer 3

\[5x^2=-45x\]\[x^2=-9x\]
x=9

Answer 4

Oops..missed that last step: Should be \[x^2/x = 9\]

Answer 5

also x=0

Answer 6

good catch :)

Answer 7

\[x^2-45x=0\]\[x(x-9)=0\]\[x=0 \cup x=9\]

Answer 8

u guyz are the best