Respuesta :

fezfig2
x is equal to 3

u make an equation like this 12x + 34 = 19x + 13
then subtract 13 from both sides of it which gives u 12x + 21 = 19x
then u subtract 12x on both sides, leaving u with 21 = 7x
divide both sides by 7 and u get 3 = x
hope this helps

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