Question

3(c+5)=12. Distributive property

Answer 1

3c+15=12
Then u subtract 15 from both sides
3c=3
Then u divide by 3
C=1

Answer 2

c = -1

Explanation:

3(c+5)=12

3 × c = 3c

3 × 5 = 15

3c + 15 = 12

- 15 -15

3c = -3

c = -3 ÷ 3 = -1

Check:

3(-1+5)=12

-3 + 15 = 12