Respuesta :

ioana123
6 3/4=6*4+3/4=24+3/4=27/4

z/12=27/4
4z=27*12
4z=324
z=81
Iamaveganbaker
z=81 because 6 & 3/4 * 12 = 81 & 81 /12= 6 3/4
do the reverse operation or use a calculator to help>

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