This is a few questions that are confusing for me and I only have 22 points but if you help me and actually help instead of steal my points, I will give brainliest and 5 stars and a thanks on your answer and a thanks on your profile. Please help me.





Answer:
n<1.3
Step-by-step explanation:
-2.5n+8.7>5.45
add -8.7 on both sides
-2.5n>-3.25
divide both sides by -2.5
n<1.3 (after division inequality sign changes)
answer of Q2 is -4 2/3
answer of Q3 is -2/9
answer of Q4 is -23/3
answer of Q5 is 2^2. 3^2.5