Question

a) 8x - 14 = 2x
b) 7x + 1 - 5x = 9
c) 20x - 13 = 20 + 9x
urgeennteee​

Answer 1

Resposta:

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Answer 2

a) 8x-2x=14
6x= 14
x= 14/6
x= 2,3

b) 7x-5x=9-1
2x=8
x =8/2
x= 4

c) 20x-9x=20+13
11x= 33
x = 33/11
x = 3

Espero ter ajudado