(5x-3)/4-(3-x)/5>(2-x)/10
(5x-3)/4-(3-x)/5-(2-x)/10>0
(5(5x-3)-4(3-x)-2(2-x))/20>0
(20x-15-12+4x-4+2x)/20>0
(26x-31)/20>0
26x-31>0
26x>31
x>31/26
x∈(31/26;+∞)
Объяснение:
(5x-3)/4-(3-x)/5>(2-x)/10
(5x-3)/4-(3-x)/5-(2-x)/10>0
(5(5x-3)-4(3-x)-2(2-x))/20>0
(20x-15-12+4x-4+2x)/20>0
(26x-31)/20>0
26x-31>0
26x>31
x>31/26
x∈(31/26;+∞)
Объяснение: