15(2)-2(2)
30-2(2)
30-4
your answer should be 26!
The value of this equation is: 4
Answer: 4



now, with that template above in mind, let's see this one

A=3, B=1, shrunk by AB or 3 units, about 1/3
C=2, horizontal shift by C/B or 2/1 or just 2, to the left
D=4, vertical shift upwards of 4 units
check the picture below
7 times 4 =28 this is cuz there is seven days in a week and 7x4