ANSWER
1
EXPLANATION
We want to find the value of:

One of the rules of Indices, called the Power with Exponent Zero rule, states that any number raised to the power of zero is equal to 1.
This means that:

That is the answer.
B. B+4
This should be right because if the brothers age is b and Jonna's age is 4 years older then it would be b+4
Answer:
Step-by-step explanation:
39). y =
x + 3
40). m =
y -
= m( x -
)
(- 7, 5)
( - 12, 4)
m = ( 4 - 5 ) / ( - 12 + 7) = 1/5
y - 5 = (1/5)(x + 7) ⇒ y =
x + 6.4