Answer:
The answer is -1008, it's in the comments
Answer:
X=23
Step-by-step explanation:
You should know that a triangle =180 degrees
Add all your angles together and =180
66+2x+3+3x-4=180
add similar terms
5x+65=180
Move your 65 to the other side
5x=115
x=23
(Optional)
to check if your answer is right substitute your x and add all angles together you should get 180 degrees.
The race is 3 miles.
21 minutes divided by 7mph (miles per hour)= 3 miles
14÷3= 4.6666666...
so 4 cookies for each one... with 2 cookies left
Answer:
( x - 3 ) ( x + 15 )
Step-by-step explanation:
