解答:35/36÷7*(4/15÷3/5) 8/13÷7+1/7*6/13 11/13÷[(5/8+3/4)÷5/8] 19/20-(3/5+2*1/8)方程:24%x+26%=0.5 x-4x2/3=1/5

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解答:35/36÷7*(4/15÷3/5)8/13÷7+1/7*6/1311/13÷[(5/8+3/4)÷5/8]19/20-(3/5+2*1/8)方程:24%x+26%=0.5x-4x2/3=1/5

解答:35/36÷7*(4/15÷3/5) 8/13÷7+1/7*6/13 11/13÷[(5/8+3/4)÷5/8] 19/20-(3/5+2*1/8)方程:24%x+26%=0.5 x-4x2/3=1/5
解答:35/36÷7*(4/15÷3/5) 8/13÷7+1/7*6/13 11/13÷[(5/8+3/4)÷5/8] 19/20-(3/5+2*1/8)
方程:24%x+26%=0.5 x-4x2/3=1/5

解答:35/36÷7*(4/15÷3/5) 8/13÷7+1/7*6/13 11/13÷[(5/8+3/4)÷5/8] 19/20-(3/5+2*1/8)方程:24%x+26%=0.5 x-4x2/3=1/5
3X +2(4X +6)= 3(6X-15)-13
3倍+8×12 = 18X-45-13
11X +12 = 18X-58
7X = 70
X = 10

3X-4(2X +5)= 7(X-5)+4(2X +1)
3X-8X-20 = 7X- 35 +8×4
-5X-20 = 15X-31
20倍= 11
X = 11/20