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Phổ biến Word Problems >

three increased by the product of a number and 8 is less than-20

Lời Giải

t h ree in cre a se d b y t h e p ro d u c t o f a n u mb er an d 8 i s l ess t han - 20

Lời Giải

x < - \frac{23}{8}

Các bước giải pháp

Represent the number with

x

A.T.Q.:

3 + x \cdot 8 < - 20

Giải

x, 3 + x \cdot 8 < - 20 : x < - \frac{23}{8}

x < - \frac{23}{8}

Ví dụ phổ biến

Emma is saving up money to buy a car. Emma puts 7,000.00 into an account which earns 15% interest, compounded monthly. How much will she have in the account after 8 years?three increased by the product of a number and 8 is less than-24 A die is tossed 3 times. What is the probability of no fives turning up?Zac invests 3500 at 8% per year simple interest, for a period of time, to produce 210 interest. For how long did he invest the money?Brian invested 15000 in account paying an interest rate of 3.6% compounded annually. Assuming no deposits or withdrawals are made, how much money, to the nearest cent, would be in the account after 18 years?