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פּוֹפּוּלָרִי Word Problems >

The sum of seven times a number and twenty-seven is forty.

פתרון

T h e s u m o f se v e n t im es a n u mb er an d tw e n t y - se v e n i s f or t y .

פתרון

The number : 1 \frac{6}{7}

צעדי פתרון

Represent the number with

x

A.T.Q.:

7 x + 27 = 40

7 x + 27 = 40, x

פתור בשביל:

x = \frac{13}{7}

הסב שבר מדומה למספר מעורב:

\frac{13}{7} = 1 \frac{6}{7}

The number : 1 \frac{6}{7}

דוגמאות פופולריות

How much would you need to deposit in an account now in order to have 3000 in the account in 10 years? Assume the account earns 3% interest compounded monthly.Nineteen less than five times a number is equal to 11 more than three times the number.Find two consecutive whole numbers that sqrt(43) lies between.Sophie has 40 in an account. The interest rate is 5% compounded annually.To the nearest cent, how much interest will she earn in 3 years?27 is 6 more than 3 times a number. What is the number?