What do I solve it seems solved to me or just a number sentence
Answer:
C
Step-by-step explanation:
(-3) x 4 = (-12) + 6 = -6
3 + 3 = 6 + (-12) = -6
(-6) = (-6)
Because adding positive to negative is like subtracting the negative if that makes sense.
Hope this helps!
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Answer:
(a)
-- The equation
(b) 31 inches
Step-by-step explanation:
Given
See attachment
Solving (a): The equation of the trend line.
We start by calculating the slope (m)

Where


So, we have:



The equation is then calculated using:

Where:



Open bracket


(b) The height of a 2 year old.
To do this, we substitute 2 for x in 



The prediction is 31 inches
You need to multiply another number each time.
For Example:
3x2=6
6x3=18
18x4=72
72x5=360
360x6= 2,160
It's a pattern