a*1.5+0.15*34=76*0.15 a=
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 17:53:09
![a*1.5+0.15*34=76*0.15 a=](/uploads/image/z/3847974-6-4.jpg?t=a%2A1.5%2B0.15%2A34%3D76%2A0.15+a%3D)
a*1.5+0.15*34=76*0.15 a=
a*1.5+0.15*34=76*0.15 a=
a*1.5+0.15*34=76*0.15 a=
a*1.5+0.15*34=76*0.15
10a*0.15+0.15*34=76*0.15
(10a+34)*0.15=76*0.15
10a+34=76
10a=76-34
10a=42
a=42÷10
a=4.2