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受欢迎的 Word Problems >

Use x for your variable.:The sum of two times a number and five is eight.:Equation: x= :Question Help:

解答

U se x f or yo u r v a r iab l e . : T h e s u m o f tw o t im es a n u mb er an d f i v e i s e i g h t . : Eq u a t i o n : x = : Q u es t i o n He lp :

解答

The number : 1 \frac{1}{2}

求解步骤

Represent the number with

x

A.T.Q.:

2 x + 5 = 8

求解

x, 2 x + 5 = 8 : x = \frac{3}{2}

将假分式转换为带分数:

\frac{3}{2} = 1 \frac{1}{2}

The number : 1 \frac{1}{2}

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