Answer:
7x + 7
Step-by-step explanation:
2x + 5x = 7x
5 +2 = 7
Answer:
Yes A is the correct answer
Answer:
2.6
Step-by-step explanation:
I used the a^2+b^2=c^2 to get this answer. I squared all the number given and got 16 and 9. Then I subtract them to get 7. Finally square 7 off and got 2.6 as the final answer
Hope this helped

Answer:
Step-by-step explanation:
No idea
2. Use rise over run to find it