Question

Simplifique as expressões algébricas
1) 5x-2y+4-7x-2-4y+3
2) -5•(2x-3) -8
3) (-2x-6) • (-4) -3•(-2x+1)-10
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Answer 1

Resposta:

1) -2x - 6y + 5

2) -10x + 7

3) 14x + 11

Espero ter ajudado! ;)

Answer 2

Resposta:

1) -2x-6y+5

2) -10x+7

3) 14x+11

Explicação passo a passo:

1) 5x-2y+4-7x-2-4y+3

-2x-2y+4-2-4y+3

-2x-6y+4-2+3

-2x-6y+5

2) -5•(2x-3) -8

-10x+15-8

-10x+7

3) (-2x-6) • (-4) -3•(-2x+1)-10

8x+24+6x-3-10

14x+24-3-10

14x+11