9x加12x=21网!

9x加12x=21网

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9x加12x=21

2024-07-21 13:33:53 来源:网络

9x加12x=21

9x+12ⅹ=21 怎么解? -
9x+12x=21 21x=21 x=21÷21 x=1
9x+12x=21解方程:9+12)x=21 21x=21 x=21/21 x=1

9x加12x=21

9x加12x=21 -
9x+12X=21 21x=21 x=1
解:解方程,此方程的解为x = 1 9x+12x等于21 9x + 12x = 21 (9 + 12)x = 21 21x = 21 x = 21 ÷ 21 x = 21 × 1/21 x = 21/21 ∴x = 1 答:此方程的解为x = 1
9x+12x=21怎么解方程? -
9x+12x=21 21x=21 x=1
9x+12x=21 解:(9+12)x=21 21x=21 x=1
9x+12ⅹ=21,求x? -
9x+12x=21 21x=21 x=1
9x+12x=21 解:21x=21 x=21➗21 x=1
9x加12x等于21怎么解哦? -
9X+12X=21 【9+12】X=21 21X=21 X=1
9x+12x=21 21x=21 x=1