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شائع Word Problems >

The difference of four times a number and seven is ten more than the number

الحلّ

T h e d i ff ere n ce o f f o u r t im es a n u mb er an d se v e n i s t e n m ore t han t h e n u mb er

الحلّ

The number : 5 \frac{2}{3}

خطوات الحلّ

Represent the number with

x

A.T.Q.:

4 x - 7 = 10 + x

4 x - 7 = 10 + x, x

حلّ لـ:

x = \frac{17}{3}

حوّل من كسر تخيّليّ لعدد مختلط:

\frac{17}{3} = 5 \frac{2}{3}

The number : 5 \frac{2}{3}

أمثلة شائعة

The sum of a number times 3 and 21 is at least-15 15 minus a number is less than or equal to 8 times that number. what is the number?the quotient of a number and 7 decreased by 3 To help with his retirement savings, Hans has decided to invest. Assuming an interest rate of 3.48% compounded annually, how much would he have to invest to have 148,700 after 16 years?Christina invested 4,200 in a certificate of deposit with an annual interest rate of 4% compounded quarterly. What is the value of the certificate of deposit after 20 years?