Question

(b+5)(b+10)=6

Help me solve please
x= -11, x= -4

But how? Do you do it?

Answer 1

i know it

Answer 2

Yesss please do tell :)

Answer 3

there is an identity that we can use to solve this .(x+a)(x+b)=x^2 +(a+b)x +ab.use this

Answer 4

still don't get it :( how would i plug that in?

Answer 5

x=b a =5 b=10

Answer 6

(b+5)(b+10)=6^2 + (5+10)b+(5)(10) ?

Answer 7

thank youuuu

Answer 8

(b+5)(b+10)=6
b^2+10b+5b+50=6
b^2+15b+50=6
b^2+15b+50-6=0
b^2+15b+44=0
(b+11)(b+4)=0
b=-11
b=-4