解方程3/4x-16.8=20.6 7/8x-0.87=16.9 3÷2x=6.2 (1/2-5/11)*(5/9*2/3) 8.6-3/4x=2.7
问题描述:
解方程3/4x-16.8=20.6 7/8x-0.87=16.9 3÷2x=6.2 (1/2-5/11)*(5/9*2/3) 8.6-3/4x=2.7
答
解方程3/4x-16.8=20.6 7/8x-0.87=16.9 3÷2x=6.2 (1/2-5/11)*(5/9*2/3) 8.6-3/4x=2.7