katranso
katranso
16-11-2020
Mathematics
contestada
21x/2 = 2(x-1)+3
I need this quick if that’s ok
Respuesta :
415293
415293
16-11-2020
step-by-step answer:
21x/2=2x+1
multiply both sides by 2
21x/2 · 2=2x·2+1·2
simplify
21x=4x+2
subtract 4x from both sides
21x- 4x=(4x)+2-(4x)
divide both sides by 17
17x=2
17 17
simplify
x=2/17
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