1.5x-8-2×(4.3x+1)
问题描述:
1.5x-8-2×(4.3x+1)
答
1.5x-8-8.6x-2
=-7.1x-10
1.5x-8-2×(4.3x+1)
1.5x-8-8.6x-2
=-7.1x-10