Answer:
Step-by-step explanation:
6b^2+24b-126
Factor out the gcf
6(b^2+4b-21)
Factor the inner trinomial
6(b+7)(b-3)
Use ZPP to find roots
(b+7)=0
b=-7
(b-3)=0
b=3
Final answers: b=-7, b=3
Answer:
95% since 19÷20 is 0.95 which multiplied by hundred is 95