As written, it is interpreted to mean 14·22·350·x = 107800x.
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Often such an expression written here on Brainly is expected to be interpreted as an exponential expression: 
In piecewise linear functions, the endpoint of one segment and the initial point of the next segment can have the same x-coordinate but a different value of f(x).
Such difference in values is called a step or discontinuity and such a function is called a discontinuous function.
Here in this case, there are 3 discontinuities: x=-3, x=3 and x = 5.
x = -3 because x is smaller than or greater than -3 but not equal.
x = 3 since greater than 3 in one of the inequalities.
x = 5 since x is smaller than 5 in one of the limits.
The way we simplify this is by using the distributive property and multiply every term by 0.5. When we do this we get 2a+3b
Lets try 96
4 x ?= 96
? = 96/4
= 24
So we see that 4 times 24 is close to 97.
You would multiply 16*3 to get an estimate.
16*3= 48
The bike would be about 48 units.
I'm assuming you mean a 16:1 scale.
16:1= 16/1 which =16
Hope this helps!