Answer: 4n^2
Step-by-step explanation: -3n^2 - (-7n^2) = -3n^2 + 7n^2= 4n^2. When adding and subtracting the exponents stay the same only the coefficients are subtracted or added
Answer:
40 Post-it notes
Step-by-step explanation:
10/2 = 5 on the side that measures 10"
16/2 = 8 on the side that measures 16"
5 x 8 = 40 post-it notes
Answer:
4/20=1/5
Step-by-step explanation:
MorningbshabzbNana ansnsnsnsjanananNanNnNnanNnNNnAnwnwnwaa
Answer:
20 lol
Step-by-step explanation:
