Respuesta :

first add like terms
53 = -14 + 7z
now add 14 to both sides
67 = 7z
divide both sides by 7
9.5714285 = z

i hope this helps!!
53 = -19 + 5 + 7z 
53 = -14 + 7z 
67 = 7z
67/7 = z

hope this helps , give brainliest


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