Question

Reduza os termos semelhantes, simplificando as expressões algébricas.

7a-2a+4b-2b

R:
___________________________
7y-8-(5y-3)

R:
___________________________
5y^2-5x-8y^2+6x

R:
___________________________
x + 2x + 5 – 8x - 9

R:
___________________________
x - y + x + 2y

R:
___________________________

Answer 1

Resposta:

7a-2a+4b-2b

$5a + 2b$

7y-8-(5y-3)

$7y - 8 - 5y + 3 \\ 2y - 5$

5y^2-5x-8y^2+6x

$5 {y}^{2} - 5x - 8{y}^{2} + 6x \\ - 3 {y}^{2} + x$

x + 2x + 5 – 8x - 9

$x + 2x + 5 - 8x - 9 \\ - 5x - 4$

x - y + x + 2y

$2x + y$