Question

Упростите выражение:
11x+9y+2y+3y.
42d−41n+2d+13n.
33d−20x+2d−3x.
32m+21b−b+12b.

Answer 1

1) 11x+14y
2) 44d-28n=4(11d+7n)
3) 35d-23x
4)32m+32b=32(m+b)

Answer 2

11x + 14y
44d-28n
35d-23x
32m+32b