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20-10-2020
Mathematics

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If three times a number is increased by twenty-two, the result is fourteen less than seven times the number. Find the number.

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medlaodip medlaodip

20-10-2020

Answer:

x = 3.6

Step-by-step:

3 times a number is increased by twenty two = 3x+22

Result ( = ) fourten less than seven times the number = 7x - 14

Since they are equal to each other, you have:

3x + 22 = 7x - 14

Solve:

22 = 10x - 14

36 = 10x

x = 3.6

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