Answer:
Step-by-step explanation:
<u>We can see points:</u>
- (1, 1), (2, 2), (3, 3) etc.
<u>It shows the proportional relationship:</u>
- y = x, where the slope is 1
Your numbers would be 1, 2, and 3.
1+2=3
1+2+3=6
That looks very hard, keep trying with the steps so yeah