Answer:
6x_+7=55, the answer is 13, why? well because if you add 6+7 you will have 13, now you can multiple that by 5, and you will have 55 as an answer, did I helped you?
Answer:
<h2>15</h2>
Step-by-step explanation:
2 + 1/3 = 2 1/3 = 7/3
35 = 35/1
35/1 : 7/3 = 35/1 × 3/7 = 105/7 = 15
(-1,4) is the midpoint of D and E
I just learned this, I believe that the answer is <span>a1=21;an=7⋅an−1</span>
Answer:

Step-by-step explanation:
To find the answer we have to first group the like terms:

therefore

so
