2(8x-5)=30.48
问题描述:
2(8x-5)=30.48
答
2(8x-5)=30.48
16x-10=30.48
16x=40.48
x=2.53
2(8x-5)=30.48
2(8x-5)=30.48
16x-10=30.48
16x=40.48
x=2.53