What is factor 5a+21bc+15b+7ac ?

The solution to factor 5a+21bc+15b+7ac is (a+3b)(5+7c)

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factor 5a+21bc+15b+7ac

factor

5 a + 21 b c + 15 b + 7 a c

(a + 3 b) (5 + 7 c)

Solution steps

5 a + 21 b c + 15 b + 7 a c

Rewrite as

= 5 a + 21 b c + 5 \cdot 3 b + 7 a c

Factor out common term

5

= 5 (a + 3 b) + 21 b c + 7 a c

Rewrite as

= 5 (a + 3 b) + 3 \cdot 7 c b + 7 c a

Factor out common term

7 c

= 5 (a + 3 b) + 7 c (3 b + a)

Factor out common term

(a + 3 b)

= (a + 3 b) (5 + 7 c)

\frac{- 9}{- 4}

6 x - 8 = 16

135 (\frac{π}{180})

3 ∣ x + 5 ∣ - 3 < 6

4 t^{2} - t

What is factor 5a+21bc+15b+7ac ?
The solution to factor 5a+21bc+15b+7ac is (a+3b)(5+7c)