Answer:
k = 5
Step-by-step explanation:
-2k = k - 7 - 8
Combine like terms
-2k = k - 15
add 15 to both sides
-2k + 15 = k
Add 2k to both sides
15 = 3k
Divide both sides by 3
k=5
Hope this helps!
Answer:
Correct I think
Step-by-step explanation:
9 is nearly half of 25. (12.5) Half is equal to 50%. 40 is close to 50 and 9 is close to 12.5. So, he is correct. I think, hope this helps.
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Answer:

Step-by-step explanation:
Let
x-----> the number of pounds of tomatoes Camilla bought
we know that
The equation that represent this situation is equal to

Solve for x



Answer: 8x+12
Distribute the 4. So, 4(2x)+4(3). Then you end up with 8x+12.