3x + 3y = 3(x + y)
5a - 5b = 5(a - b)
7a + 7y = 7(a + y)
8x - 8a = 8(x - a)
3x + 6y = 3(x + 2y)
5a - 20b = 5(a - 4b)
7x + 14y = 7(x + 2y)
8a - 16b = 8(a - 2b)
8x + 12y = 4(2x + 3y)
15x - 20z = 5(3x - 4z)
21b + 49k = 7(3b + 7k)
4c² + 12c⁷ = 4с²(1 + 3с⁵)
8x³ - 24x² = 8x²(x - 3)
y⁵ + 2y³ = y³(y² + 2)
7c⁸ - 5c³ = c³(7c⁵ - 5)
4z⁵ + 12z = 4z(z⁴ + 3)
7a⁷ + 14a = 7a(a⁶ + 2)
7ax + 7bx = 7x(a + b)
3by - 6b = 3b(y - 2)
3a + 9ab = 3a(1 + 3b)
15y - 5y⁴ = 5y(3 - y³)
8mn - 4m² = 4m(2n - m)
x²y + xy² = xy(x + y)
a³b⁴ + a⁴b³ = a³b³(b + a)