m + 6 > 15

m > 9

n - 6 < -14

n < -8

-3x > 3

x < -1

(you must flip the inequality when you divide by a negative)

r > 6

3      

r > 18

2x + 4 < 24

x < 10

-4b - 5 < -25

b > 5

(when you divide by a negative you must flip your inequality)

m - 3 < -6

3             

m < -9

1 + n > 4

7

n > 21

-5n + 2n > 3

n < -1

(when you divide by a negative you must flip your inequality)

15 + 8a < a - 6

a < -3

4(6n + 7) > -116

n > -6

13 + 2w - 8 > - 7 - w

w > -4