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Popular Word Problems >

the sum of 3 times a number and 7 equals 9

Solution

t h e s u m o f 3 t im es a n u mb er an d 7 e q u a l s 9

Solution

The number : \frac{2}{3}

Solution steps

Represent the number with

x

A.T.Q.:

3 x + 7 = 9

Solve for

x, 3 x + 7 = 9 : x = \frac{2}{3}

The number : \frac{2}{3}

Popular Examples

twice a number is 26 the product of two consecutive odd numbers is 10 more than the square of the smaller number. FIND THE SMALLER NUMBER Maria is buying a new set of golf clubs. The clubs are marked at 950, but if Maria pays cash, the shop will take 10% off the marked price. How much will the clubs cost if Maria pays cash 3 consecutive integers add up to 51. What are these integers ?the difference of four times a number and seven is ten