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Popular Word Problems >

Twice the difference of a number and 4 is at least 19

Solution

Tw i ce t h e d i ff ere n ce o f a n u mb er an d 4 i s a t l e a s t 19

Solution

x \geq \frac{27}{2}

Solution steps

Represent the number with

x

A.T.Q.:

2 (x - 4) \geq 19

Solve for

x, 2 (x - 4) \geq 19 : x \geq \frac{27}{2}

x \geq \frac{27}{2}

Popular Examples

The sum of two numbers is 14 and the product of the two numbers is 48 The sum of the squares of two consecutive even integers is 340:Find the two numbers.Jeremiah opened a savings account and deposited 100.00 as principal. The account earns 4% interest, compounded quarterly. How much interest will he earn after 4 years?You deposit 14000 in an account earning .5% interest compounded monthly. How much will you have in the account in .25 years?60% of what number is 33