helen92 helen92

11-09-2019
Mathematics

contestada

the sum of 12 and a number x is equal to 15

the sum of 12 and a number x is equal to 15 class=

Respuesta :

pranav109503 pranav109503

11-09-2019

Answer:

The answer would be 3.

Step-by-step explanation:

This can be found by subtracting 12 from both sides and then the x will be alone on one side and be set equal to 3 on the other side.

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yeehawhours yeehawhours

11-09-2019

12+x=15

15-12=3

12+3=15

x=3

Answer Link

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