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2 ( 1/2 x +5 ) > 2 x 15
x + 10 > 30
x > 30 - 10
x > 20
b. 2- ( 4 + x ) > 22
2 - 4 - x > -22
-x > -22 - 2 + 4
-x > -20
x < -20/-1
c. 2/3 p + 4 < 8
3 ( 2/3 p + 4 ) < 3 x 8
2p + 12 < 24
2p < 24 - 12
2p < 12
p < 12/2
p < 6
d. 2 x -4 > 3 x + 9
2x -4 + 4 > 3 x + 9 + 4
2x > 3x + 13
2z - 3z > 13
-1x > 13
x < 13/-1
x < -13
e. 2y - 7< 3
2
2 ( 2y -7 ) < 3 x 2
2
2y - 7 < 6
2y - 7 + 7 < 6 + 7
2 y < 13
y < 13/2
y < 6,5