Answer:
6
Step-by-step explanation:
- *x both sides
divide eleven both sides
x =2
3 times 2 is six
Answer:
2k + 80
Step-by-step explanation:
Combine like terms.
3k + 8 - k + 72 =
= 3k - k + 8 + 72
= 2k + 80
Step-by-step explanation:
red=4/19
green2/1
i didnt get the qn prperly..was a marbke taken out second time？ and not replaced？
<span>It is D: n(n+4). I solved it by a long, but easy method. First, I made up the value of N, the width, and made it 3. I then added 4 to 3, which is 7. So the length is 7 and the width is 3. The area of this made up rectangle is 21. The only answer choice that has 21 as the area is D.</span>
