Question

how would i do this one? (x^2-5x+9)-(6x^2-5x+7)

Answer 1

distribute the -

Answer 2

what do you get?

Answer 3

where there is + put -?

Answer 4

yep. and where there's - put +. it's simple. then you can combine the like terms

Answer 5

so 7x^2+10x-2?

Answer 6

-5x + 5x doesn't equal 10x and 9 - 7 doesn't equal -2 :)

Answer 7

7x^2+0x+2?

Answer 8

you don't have to put 0x lol. just don't put x in there at all since you've cancelled it out

7x^2 + 2

Answer 9

lol thanks

Answer 10

no problem :)