Answer:
To use proportions to solve ratio word problems, we need to follow these steps:
Identify the known ratio and the unknown ratio.
Set up the proportion.
Cross-multiply and solve.
Check the answer by plugging the result into the unknown ratio.
Step-by-step explanation:
Answer:
15.455
Step-by-step explanation:
Answer:
(x+6)(x+2)
Step-by-step explanation:
we have
ax²+bx+c
To factor parabolas we need to find a number that adds to b (or 8) and mulitplies to a*c (or 12)
The numbers 6 and 2 fit this criteria which means we have
(x+6)(x+2)