Question

Simplifique as seguintes sentenças:​

Answer 1

Resposta:

A) 3x+5-2x+7-3+5x-2+4x-6x+8=

3x-2x+5x+4x-6x+5+7-3-3+8=

4x+15

B) 2a+3b-5c-3a+4a-2b+7c-4b-5c=

2a-3a+4a+3b-2b-4b-5c+7c-5c=

-3a-3b-3c

C) 3x+2x²-4x³-1+3-4x+3x²+2x³-4x+5x-2=

2x²+3x²-4x³+2x³+3x-4x-4x+5x-1+3-2=

5x²-2x³+0x-0=

5x²-2x³

Explicação passo-a-passo: