If (x+2) is a factor of 3x^2+14x+k, the equation must equal zero when x=-2 so:
3(-2)^2+14(-2)+k=0
12-28+k=0
-16+k=0
k=16
Answer:

Step-by-step explanation:
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He ate 90 percent of the pizza on Monday.He ate 30 percent of the pizza on Tuesday
Answer:
The total number of badges miss Garcia can make=6
Step-by-step explanation:
Step 1: Express the total length of ribbon
Use the expression below;
R=B×N
where;
R=total length of ribbon Garcia has
B=length per badge
N=number of badges made
In our case;
R=3/4 yard
B=1/8 yard
N=n
replacing;
(3/4)=(1/8)×n
n=(3/4)×8
n=6
The total number of badges miss Garcia can make=6
Answer:
Step-by-step explanation:
The equation is 30x = 25 x 10
Therefore 30x = 250
250 divided by 30 is...
8.3333333333 etc.