Question

3e + 1 = 19

r - 9 = 12

g - 13 = 2

n - 9 = 2

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Answer 1

Respuesta:

3e + 1 = 19

3e = 19 - 1

e = 18/3

e = 6

r - 9 = 12

r = 12 + 9

r = 21

g - 13 = 2

g = 2 + 13

g = 15

n - 9 = 2

n = 2 + 9

n = 11