Answer: 4a2-20ab+12b2+4a+4
the 2 is squareing 4a and 12b
Step-by-step explanation:
expand move the parentheses
multiply the parentheses
collect like terms
Answer:
The correct answer is the number in the note is 80 and the first digit is 8.
Step-by-step explanation:
Dr. Green finds a note from another scientist. It says how many boxes of bug nets they should bring, but there is a smudge over the first digit of the number.
Number of nets that they must bring is 320.
Each box contains 4 nets.
There number of boxes necessary to be brought is given by
= 80.
Therefore the missing digit of number the number in the note is 8.
Mrs. Walters : 360/25 = 14.4 miles per gallon
Mr. Walter : 480/32 = 15 miles per gallon
Mr. Walter is getting better mileage per gallon
Hi :)
Amount financed
495−50
=445
Total interest
(0.18×445×37)÷(2×12)
=123.49
Total paid
445+123.49
=568.49
Monthly payment
568.49÷36
=15.79
Hope it helps