121k views
4 votes
3. 3k + 2(5k – 3) = 7

2 Answers

5 votes

Answer:

k=1

Explanation:

Opening the brackets:

3k+10k-6=7

Adding like terms:

13k=13

k=13/13=1

k=1

User Mike Quinlan
by
5.4k points
3 votes

Answer:

k = 1

Explanation:

3k + 2(5k – 3) = 7

3k + 10k -6 =7

13k = 7+6

13k= 13

k=13/13

k =1

User GuidoMB
by
5.7k points