Question

1)4a-(3b-c); 2)-m-(2n+k); 3)0,19+(4a-c); 4)x+(8y-z).

Answer 1

1) 4a-(3b-c) = 4a-3b+c
2) -m-(2n+k) = -m-2n-k
3) 0.19+(4a-c) = 0.19+4a-c
4) x+(8y-z) = x+8y-z