1. x+9
2. (b-5)+6
3. 15+5v
4. 2/3k
Answer:
I dont think i dont know this but its 10?
Answer:
No solutions
Step-by-step explanation:
31 times any positive number cannot be a negative number.
ummmm it could be third one i guesss
Answer:
(2x+1)(x+7)
Step-by-step explanation:
2x2+15x+7
For a polynomial of the form ax2+bx+c
, rewrite the middle term as a sum of two terms whose product is a⋅c=2⋅7=14 and whose sum is b=15
.
Tap for more steps...
2x2+x+14x+7
Factor out the greatest common factor from each group.
Tap for more steps...
x(2x+1)+7(2x+1)
Factor the polynomial by factoring out the greatest common factor, 2x+1
.
(2x+1)(x+7)