Question

simplifique as expressões , reduzindo os termos semelhante

a) a+1+a-7
b) -9x+5m+7x-2m
c) xy²+xy²+x²y
d) 3x+5x+0,2x-x+2x

me ajudem pfvr ​

Answer 1

Resposta:

a) $2a - 6$

b) $-2x + 3m$

c) $2xy^{2} + x^{2}y$

d) $9,2x$