5(2a + 3)
10a + 15
7(b - 6)
7b - 42
2(3x - 4)
6x - 8
2w(3w - 1)
6w^2 - 2w
3(y+5)
3y + 15
4(w+7) - 2(2w+1)
26
k(5r - 3s)
5kr - 3ks
5y(3y + z) -2y(4y - 3z)
7y^2 + 11yz
6(4c + 1)
24c + 6
a (a + 4)
a^2 + 4a
3a(2c+9)
6ac + 27a
2(3y-8) - 5(2y-1)
-4y - 11
m(a+7) - a(4-3m)
4am + 7m - 4a
8c(8-3a) + 3(4-c)
61c - 24ac + 12
n(n-4) - n(5-n)
2n^2 - 9n
5(y+3) + 2(y+7)
7y + 29