Step-by-step explanation:
that means she spent 3months in Spain to learn Spanish while she spent 9months in colombia
2(4k+8)=10
8k+16=10 (she said 2k instead of 8k)
To continue solving, subtract 16 from both sides. That would give you 8k= -6. Then divide both sides by 8, and get -6/8 which equals -3/4.
There is no solution is the answer. I had this in one of my math tests so I'm positive it's correct :D
To find the sum:
Therefore the answer is a^3+12a^2+14a+5.
Hope it helps!
4. 20 minutes
Explanation- It's the only answer with "minutes" as an answer.
