Question

simplifique as expressões reduzindo os termos semelhantes
a) 7x -(-2x +x) + (-3x +5x)​

Answer 1

7x -(- 2x + x) + (-3x + 5x)

7x + 2x - x - 3x + 5x

9x - 4x + 5x

5x + 5x

10x

Answer 2

Resposta:

7x - (- 2x + x) + (- 3x + 5x)

7x - (- x) + (2x)

7x + x + 2x

7x + 1x + 2x

(7 + 1 + 2)x

10x