Question

Alguien me ayuda porfiss
9x-9=9



3(x+1) =12

X+16=9


5 (x-2) =20
Porfavor es para mañana
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Answer 1

9x - 9=9

9x = 9 + 9

9x = 18

x  = 18/9

x = 2

3(x+1) = 12

3x + 3 = 12

3x = 12 - 3

3x = 9

x = 9/3

x = 3

x + 16 = 9

x = 9 - 16

x = -7

5 (x - 2) = 20

5x = 10 = 20

5x = 20 - 10

5x = 10

x = 10/5

x = 4

Eternamente

☆༒ axllxa  ༒☆