2x+2y = 2(x+ y)

ax-ay = a(x – y)

6a+12 = 6(a + 2)

7ab+14ac = 7a(b + 2c)

5m-5n = 5(m – n)

mn+n = n(m + 1)

4x-8 = 4(x – 2)

5mn-5m = 5m(n – 1)

10p-5q = 5(2p – q)

cd-bc  = c(d – b)

5-15y = 5(1 – 3y)

4ax+8a = 4a(x + 2)

12c+8b = 4(3c + 2b)

ab+b  = b(a + 1)

10+5b = 5(2 + b)

6ab-3bc= 3b(2a – c)

15l-9k = 3(5l – 3k)

mx-m = m(x – 1_

3-3c = 3(1 – c)

 -15ax-20ay = 5a(-3x -4y)

6a+9b = 3(2a + 3b)

-2a-5at = a(-2-5t)

2+6d = 2(1 + 3d)

 -2mn-4n = 2n(-m – 2)

8ax+6ay = 2a(4x + 3y)

a²-ab = a(a –b)

ab+b² = b(a + b)

mn-n² = n(m – n)

x⁴-x² = x²(x² – 1)

 c⁵+c³ = c³(c² + 1)

 y³-y⁴ = y³(1 – y)

 a⁷+a⁵ = a⁵(a² + 1)

a²b²+b⁴ = b²(a² + b²)

a⁶-a³b⁴ = a³(a³ – b⁴)

b⁵+a⁴b³ = b³(b² + a⁴)

ax⁵+x⁶ = x⁵(a + x)

m³n⁷-n⁴k² = n⁴(m³n³ – k²)

3x²-6x³ = 3x²(1 – 2x)

15a³+5a² = 5a²(3a + 1)

9m⁴-6m³ = 3m³(2m – 2)

7y⁵+21y³ = 7y³(y² + 3)

6z⁴-12z⁶ = 6z⁴(1 – 2z²)

 x²y-xy² = xy(x – y)

a³b²+a²b⁵ = a²b²(a + b³⁾

9a⁴-6a²b = 3a²(3a² – 2b)

10ab³-15b⁵ = 5b³(2a – 3b²)

12a⁶x⁴-4a³x⁵ = 4a³x⁴(3a³ – x)

8m²n³+10mn² = 2mn²(4mn + 5)

ա)2*(7a — b) = 14a — 2b

բ)-3 * (2a + 3b) = -6a — 9b

գ)6x * (2x — 3y) = 12x² — 18xy

դ)3a*(5bc + c²) = 15abc — 3ac²