4(1)-1=3
4(2)-1=7
4(3)-1=11
4(4)-1=15
4(5)-1=19
Answer:
d = -20
Step-by-step explanation:
Simply subtract the 1st 2 numbers together:
d = 5 - (-15) = -20
Answer:
-56;+4
Step-by-step explanation:
56 oopposite is -56
-(-4)=+4
Answer: 0
Step-by-step explanation: You isolate the variable by dividing each side by factors that don't contain the variable.