Answer:
20-12
35-21
40-24
Step-by-step explanation:
You times both numbers by the same value
The rule is exponential function.
#1
y= 5x-7
y= -2/3x+3
#2
y=4/5x (+0)
y= -5/4x(+0)
Answer:
-1
Step-by-step explanation:
Given the equation:

Substitute
into this equation:

Subtract 4:
