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Populaire Word Problems >

84 times the différence between a number and 15 is equal to the number plus-55. Write out the equation.

Solution

84 t im es t h e d i ff ere n ce b e tw ee n a n u mb er an d 15 i s e q u a l t o t h e n u mb er pl u s - 55. W r i t e o u t t h e e q u a t i o n .

Solution

The number : 14 \frac{43}{83}

étapes des solutions

Represent the number with

x

A.T.Q.:

84 (x - 15) = x + (- 55)

Solutionner pour

x, 84 (x - 15) = x + (- 55) : x = \frac{1205}{83}

Convertir des fractions impropres en nombres mixtes:

\frac{1205}{83} = 14 \frac{43}{83}

The number : 14 \frac{43}{83}

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