N= -112/5. Use mathpapa for step by step don’t use in school teachers will know.
Answer:
its 42
Step-by-step explanation:
315-18+81=378
Correct mean =378/9=42
Answer: 12 for the main square
Step-by-step explanation:
take the 4 and the 3 and multiply it, makes 12. you see how each stair is 6 inches and there is 3 full steps which makes it 1.50 feet. 12 x 1.50 is 18. that makes your main square. I'm sorry but I cant really help you with the steps but that was also confusing to me.
C.7/20
Hope i helped
let me know if i did not