x=72/0.6-4.2=115.8
0.6×（4.2+x）＝72
4个回答
相关问题
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2.4x(0.6-x)=0.72
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6+0.39= 100-5.4-4.6= 2.8+6.3+7.2= 1000×0.78= 72×25×4= 78×5÷7
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直接写得数．1.5×4= 0.12×3= 0.49÷0.7= 6.4×0.2= 3.6×0.2= 42÷0.6= 72.
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解方程：x-0.72x=33.6 7x-6.2×0.3=0.94 1.6（5+x）=9.6
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直接写得数： 1.25×8= 5×2.4= 0.36÷3.6= 5.6+4.04= 4.6×0.1= 72.5÷0.01
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4.8X-(4X-3)=48 36×（2X-3.6）=72解方程
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口算．0.4×3= 4.35×100= 3.5x+x= 0.72÷0.9= 9.85×0= 40×0.1= 32x-4x
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4×(0.8+X)=72 8X+2X=31.4 (X+1.8)÷4=2.5 3X+5X-4X=1.6 解方程
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4.79×1.3= 18.89×0.72= 7.43×6.5 25.76×0
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解方程4m-6=8.4 2y÷5-15 x÷0.28=5.6 2x+44％=1 3.5y-2y=66 0.72×3+0.