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Popular Word Problems >

The product of four more than a number and nine is fifteen.

Solution

T h e p ro d u c t o f f o u r m ore t han a n u mb er an d nin e i s f i f t ee n .

Solution

The number : - 2 \frac{1}{3}

Solution steps

Represent the number with

x

A.T.Q.:

(4 + x) \cdot 9 = 15

Solve for

x, (4 + x) \cdot 9 = 15 : x = - \frac{7}{3}

Convert improper fractions to mixed numbers:

\frac{7}{3} = 2 \frac{1}{3}

The number : - 2 \frac{1}{3}

Popular Examples

The sum of the squares of two consecutive even integers is 1684 The sum of three consecutive integers is 258. List the numbers from smallest to largest:alan is 5 times the age of his son tom. in 6 years he will be 3 times the age of tom. How old is alan now six times the sum of a number and 3 is 7 Find four consecutive integers whose sum is 106