Answer:
=-18x^2+78xy-24y^2
Step-by-step explanation:
(-2x+8y)(9x-3y)
-18x^2+6xy+72yx-24y^2
-18x^2+(6xy+72xy)-24y^2
=18x^2+78xy-24y^2
To solve this, you must follow PEMDAS. First, solve the parenthesis. Because a negative times a positive equals a negative, the product of the fractions is -1/6. Then multiply that by 12. That equals -12/6. This can be simplified down to -2.
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You can't change more than 100 percent
Answer:
The correct answer will be "60 min/hour".
Step-by-step explanation:
At time 2:00 PM
A car reads = 30 mi/h
At time 2:20 PM
A car reads = 50 mi/h
Now,
At time 2:00 PM
t = 0
At time 2:20 PM
t = 
For MVT,
Answer:
Step-by-step explanation:
13.d
14.c
15.b
16.d
17.b
