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20-09-2020
Mathematics

contestada

Use the addition property of equality to show the first step in solving 12 = 3x - 3

a
3x = 9
b
4 - x -1
c
3x = 15
d
x = 5

Respuesta :

20-09-2020

c. 3x=15. the 3 on the left gets subtracted on both sides in the first step

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