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Popular Word Problems >

the difference of the square of a number and 32 is equal to 4 times that number

Solution

t h e d i ff ere n ce o f t h e s q u a re o f a n u mb er an d 32 i s e q u a l t o 4 t im es t ha t n u mb er

Solution

The number : 8 or - 4

Solution steps

Represent the number with

x

A.T.Q.:

x^{2} - 32 = 4 x

Solve for

x, x^{2} - 32 = 4 x : x = 8, x = - 4

The number : 8 or - 4

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