解一元一次不等式(X-12)x1/0.5 - ( X+1)x1/0.75 > 18
问题描述:
解一元一次不等式(X-12)x1/0.5 - ( X+1)x1/0.75 > 18
答
(X-12)x1/0.5 - ( X+1)x1/0.75 > 18
2(X-12) -( 4/3)( X+1)> 18
6(X-12) -4(X+1)> 54
2x>54+76
x>65