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9p-8p =4-9
p=-5
2.6p + 7 = 5p - 14
p=-21
3. 7p - 14 = 6p - 8
p=6
p=-5
2) 6p-5p=-14-7
p=-21
3) 7p-6p = -8+14
p=6
4) 6x-5x=5/7-3/7
x=2/7
5) 3x-4x=-5-8
-x=-13
x= 13
6) 18x-19x=-7+15
-x=8
x=-8