Question

Please help me! 20 points! You don't have to graph btw! I only need help with 7 and 8!

[Inequalities Review]

Answer 1

I can't see pictures, but I'll try to help.

This is just an example.

3x+5>2x-7

-5 -5

I subtracted 5 on both sides to cancel out it out.

3x>2x-12

-2x -2x

I subtracted the 2x to cancel it out.

x>-12

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hope it helps

let me know if more explanation/example is needed

Answer 2

7. n>9

8. put an open dot a 9 and draw arrows to the right

9. x≤55

10. put a close dot on 55 and draw arrow to the left

move those numbers to the right or left sideeee