Answer:
the first one
Step-by-step explanation:
75 is constant plus 13.5 every time and you want it to be equal or more than 130
Answer:

Step-by-step explanation:
Hello, please consider the following.
For any x real number,

Hope this helps.
Do not hesitate if you need further explanation.
Thank you
Step-by-step explanation:
5x=11-7
5X= 4
X=4/5
=0.8 Answer
The answer is 290. First calculate the area of the rectangle part on the bottom. area=20*9=180 square yards. Then calculate the area of the triangle on the top. Base length is 20, while the height is 20-9=11, so the area is 20*11/2=110. 180+110=290 square yards in total.