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Popular Word Problems >

21is 6 times the sum of 8 and a number

Solution

21 i s 6 t im es t h e s u m o f 8 an d a n u mb er

Solution

The number : - 4 \frac{1}{2}

Solution steps

Represent the number with

x

A.T.Q.:

21 = 6 (8 + x)

Solve for

x, 21 = 6 (8 + x) : x = - \frac{9}{2}

Convert improper fractions to mixed numbers:

\frac{9}{2} = 4 \frac{1}{2}

The number : - 4 \frac{1}{2}

Popular Examples

The sum of two numbers is 17. Twice the smaller number is four greater than the larger number. What are the numbers?the sum of eight times a number and negative four exceeds twelve Find the area of a circle with a circumference of 12.56 units.There are 4 consecutive integers that sum to 26. What are the integers?Two fair dice are rolled and the possibilities are below. Find the probability that the sum is 6 . Round to the nearest tenth of percentage.