Question

Упростите выражение: 1) 13b+19b; 2) 44d-37d; 3) 34n+n; 4) 127q-q; 5) 36y-19y+23y; 6) 49a+21a+30.

Answer 1

1) 13b+19b=32b;
2) 44d-37d=7d;
3) 34n+n=35n;
4) 127q-q=126q;
5) 36y-19y+23y=40y;
6) 49a+21a+30=70a+30.

Answer 2

:)