(1)87.5%x=7/16 (2)x-60%x=2/9 (3)x÷80%=15/16
1个回答
(1)x=1/2
(2)x=5/9
(3)x=3/4
相关问题
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/
2-15/16÷5/7÷3/4 9/20÷[1/2×(2/5+4/5)] X-5/8X=1
15x+2.6-7x=9 x-9=0.5x-2 16x-271=3(5-2x) 7x-1.2
解方程 2(x+1.7)=9.2 1.2x÷2=60 2x-0.6×4=0.12 16×0.5+3x=14 7x+2.5
5÷(1/2+1/6)x2/15.(3/4-3/16)x(2/9+1/3)简便计算
F2E93(16)=15 X 16^4+2 X 16^3 + 14 X 16^2 + 9 X 16 + 3
x÷9/16=4/9÷3/2 3/4x+5/8x=22/9
8x-3=9+5x.5x+2(3x-7)=9-4(2+x).[x−1/4−2x+16=1
解方程题1. 15-3Y=9 2. 7X=5X+16 3. 2.4X-9.8=1.4X-9 4. 5X+4+2x=3X=