Step-by-step explanation:
first of all you times every number with two 2(n-7) then collect like terms then divide
Answer:
A=2(wl+hl+hw)
Step-by-step explanation:
Answer:
16 problems.
Step-by-step explanation:
100% divided by 20 questions.
100/20 is equal to 5, therefore each question is worth 5 points.
Grade of 80% divided by points per question.
80/5 is 16 so the student answered 16 questions correctly.
The answer is D. 5^-2 times 5^4.
Answer:
11
Step-by-step explanation:
first (x-5) you would substitute x for 11 then subtract 5. next you would multiple by 2 and your answer would be 12