airionoo airionoo

28-01-2020
Mathematics

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the difference of 3x and 23 is 40

Respuesta :

AdeTolu AdeTolu

28-01-2020

Answer:

x = 21

Step-by-step explanation:

3x - 23 = 40

Collect like terms

3x = 40 + 23

3x = 63

Divide through by 3

3x/3 = 63/3

x = 21

Check

3x - 23 = 40

since x = 21

3(21) - 23 = 40

63 - 23 = 40

40 = 40

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