The first term of an AP can be defined as T1 i.e. n=1. According to the given equation,. T1=a=2(1)+9=11.
Answer:
im not exactly sure how to do this one but i think that you can use pythagoras theorem which is a^2 +b^2=c^2. In the question you can use d^2 +e^2= f^2
87.96+30x<200
Subtract 87.96 from both sides
30x= 112.04
X=3.73
She can buy 3 t shirts
