Answer: 56 years
Step-by-step explanation:
Let Adam's age be
, since the father is 3 times as old as him , then the father will be
.
Two years ago
Adam = 
Father = 
since Adam was 15 years old 2 years ago , this means that

add 2 to both sides

Therefore , Adam is presently 17 years old , then the father will be 3(17) years , which means that the father is presently 51 years old.
In 5 years time , the father will be 51 + 5 years old. That is , the father will be 56 years old in 5 years time
The answer to your question would be -6x+76
Same as original, density = mass / volume, cutting the block in two pieces or any number of pieces doesn't change the density as ratio m/v remains constant.
Answer:6.28
Step-by-step explanation:
C=pi*diameter
C=3.14*2
C=6.28
Answer:
(x+4)(x-5)
Step-by-step explanation:
You need to find two numbers that multiply to be -20 but add up to be -1.