Question

1) Simplifique as expressões, reduzindo termos semelhantes: a) 4m+m= b) -7x-x= c) xy-10y= d 6t-4t-2t= e) 15a+10-3a=? gostaria de saber, por favor.

Answer 1

Converse a parte literal e efetue com os coeficientes

a) $4m+m=(4+1)m=5m$

b) $-7x-x=(-7-1)x=-8x$

c) $xy-10xy=(1-10)xy=-9xy$

d) $6t-4t-2t=(6-4-2)t=0t=0$

e) $15a+10a-3a=(15+10-3)a=22a$