2(3分之2x+5)+2.5x+1=176
问题描述:
2(3分之2x+5)+2.5x+1=176
答
2(3分之2x+5)+2.5x+1=176
3分之4x+10+2.5x+1=176
4x+30+7.5x+3=528
11.5x=495
x=990/23
答
2(3分之2x+5)+2.5x+1=176
4\3x+10+2.5x+1=176
4\3x+5\2x=176-10-1
8\6x+15\6x=165
23\6x=165
x=165*6\23
x=990\23