C negative 4 :) Hope that helps!!
Answer:
2x+10
Step-by-step explanation:
x is gorans age
136 + x = 189
-136 -136
x = 53
Arthur must earn $53 in the next week to buy the new coat.
Answer:
y= - 0.5x + -7
Step-by-step explanation:
............
we have

Step 
Let
y=f(x)

Exchange the variable x for y and variable y for x

Clear variable y
Multiply by
both sides


Let


therefore
the answer is
the inverse of the function is 
the missing value is 