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thrice a number x yields 15​

Sagot :

Answer:

5?

Step-by-step explanation:

Answer:

Three times" means multiply by 3

"Difference" means subtract

"Sum" means add

 

3(x - 7) = 23 - (3x + 2)

3x - 21 = 23 - 3x - 2

3x - 21 = 21 - 3x

6x = 42

x = 7

Step-by-step explanation:

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