解下面方程,带&要验算 x+2.4=8.4 x-2.3=9 1.2x=9.6解下面方程,带&要验算x+2.4=8.4 x-2.3=9 1.2x=9.6 & 23-x=5x*8=1.3 & 15.6*x=4(*等于除号)

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解下面方程,带&要验算x+2.4=8.4x-2.3=91.2x=9.6解下面方程,带&要验算x+2.4=8.4x-2.3=91.2x=9.6&23-x=5x*8=1.3&15.6*x=4(*等于除号)

解下面方程,带&要验算 x+2.4=8.4 x-2.3=9 1.2x=9.6解下面方程,带&要验算x+2.4=8.4 x-2.3=9 1.2x=9.6 & 23-x=5x*8=1.3 & 15.6*x=4(*等于除号)
解下面方程,带&要验算 x+2.4=8.4 x-2.3=9 1.2x=9.6
解下面方程,带&要验算
x+2.4=8.4 x-2.3=9
1.2x=9.6 & 23-x=5
x*8=1.3 & 15.6*x=4
(*等于除号)

解下面方程,带&要验算 x+2.4=8.4 x-2.3=9 1.2x=9.6解下面方程,带&要验算x+2.4=8.4 x-2.3=9 1.2x=9.6 & 23-x=5x*8=1.3 & 15.6*x=4(*等于除号)