Escreva o cálculo da seguinte subtração dos números decimais em binário, considerando a representação em complemento de 2 : 80 - 61

the correct is answer is a 9-sided polygon!

fa tha first one you gonna add y to both sides

it look like this

x-y+y=6+y

x=y+6

therefore your answer is

x =y+6

fa tha second one

you gonna flip tha equation

it gonna look like x-4y=y

then add 4 to both sides

it gonna look like tha

x-4 +4 =y +4

so therefore tha answer is x=y+4

step-by-step explanation:

it would open into a square depending on the type of envelope i’m not sure about the second part