Question

(5x-2y +1)-(-3x - 1y+2)=
( -2x-3y -4)-(-3x +2y +4)=​

Answer 1

Resposta:

Explicação passo-a-passo:

(5x-2y+1)-(-3x-1y+2)

5x-2y+1-(-3x-y+2)

5x-2y+1+3x+y-2

8x-2y+1+y-2

8x-y-1

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(-2x-3y-4)-(-3x+2y+4)

-2x.(3x+2y+4)-3y.(3x+2y+40)-4(-3x+2y+4)

6x²-4xy-8x+9xy-6y²-12y+12x-8y-16

6x²+5xy+4x-6y²-20y-16