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受欢迎的代数 >

d/3-2/10 = 2/3

解答

\frac{d}{3} - \frac{2}{10} = \frac{2}{3}

解答

d = \frac{13}{5}

+1

十进制

d = 2.6

求解步骤

\frac{d}{3} - \frac{2}{10} = \frac{2}{3}

消掉

\frac{2}{10} : \frac{1}{5}

\frac{d}{3} - \frac{1}{5} = \frac{2}{3}

将

\frac{1}{5}

到右边

\frac{d}{3} = \frac{13}{15}

在两边乘以

3

d = \frac{13}{5}

作图

流行的例子

3 x + 7 = 0

- 15 = - 4 x + 5

1/7 b+3/4 = 1/6

\frac{1}{7} b + \frac{3}{4} = \frac{1}{6}

-4/7+1/11 y=-1/2

- \frac{4}{7} + \frac{1}{11} y = - \frac{1}{2}

2/3 h-1/3 h+11=8

\frac{2}{3} h - \frac{1}{3} h + 11 = 8