150k views
3 votes
Given 3k+5=17

Prove k=4
Statements reasons
1. 3k+5=17 1.
2. 3k=12. 2.
3. K=4. 3.

Answer this problem. List the reasons

1 Answer

6 votes

We are given the equation 3k+5=17 and we need to solve for k.

3k+5 = 17

Substract 5 from each side:

3k+5-5=17-5

3k=12

Now divide each side by 3 so we can have the variable k on a side and its value on the next side:

(3k)/3 = 12/3

k = 4

So for 3k+5=17 we have k=4

Hope this helps! :)

User AlbeyAmakiir
by
7.8k points