Answer:
X= 1
Step-by-step explanation:
2, + the 2 her brother gives her is too high, its 4.
which means we go lower.
0 can't be right, because 0 + 2 = 2, not 3.
lets try 1.
1 + 2 = 3.
So that means X = 3.
0, 0
0.5, 1
1, 2
1.5, 3
2, 5
2.5, 6
3, 7
