问题标题:
解方程,怎么写(1)50-x=8.09(2)5X-16=40+3x(3)2(X-12)+0.8=6.8(4)x÷2+3.5=7.5x(5)4.8-4x=1.2+5x(6)12.5x-0.41=8.4x(7)3.2x+2.4=1.8x+3.8(8)4.5(2x+6)÷2=18(9)21.6-3x=x+1.6(10)2(x-12)+0
问题描述:
解方程,怎么写
(1)50-x=8.09
(2)5X-16=40+3x (3)2(X-12)+0.8=6.8(4)x÷2+3.5=7.5x(5)4.8-4x=1.2+5x(6)12.5x-0.41=8.4x(7)3.2x+2.4=1.8x+3.8(8)4.5(2x+6)÷2=18(9)21.6-3x=x+1.6(10)2(x-12)+0.8=6.8(11)0.6(2x-1.8)=3.18(12)3(8-2x)=6x(13)9(x-3)=6(x+2)
何亚银回答:
1x=50-8.09=41.9922x=56x=2832(x-12)=8x-12=4x=1643.5=7xx=0.553.6=9xx=0.464.1x=0.41x=0.171.6x=1.6x=184.5(2x+6)=362x+6=8x=1920=4xx=5102(x-12)=6x-12=3x=15112x-1.8=5.32x=6.1x=3.0512...
董文永回答:
4.8-4x=1.2+5x3.2x+2.4=1.8x+3.821.6-3x=x+1.63(8-2x)=6x9(x-3)=6(x+2)
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