Which expression has a value that is equivalent to 5n+13 when n= -5

a.4n+8
b.2n+2
c. n2+13
d. n+8

Option A is correct.

4n + 8 expression which has a value that is equivalent to 5n+13 when n = -5

Step-by-step explanation:

Given the expression:

If n = -5

then, by substituting in given expression we get;

Option A:

4n + 8

Substitute the value of n = -5 we have;

Option B:

2n + 2

then;

2(-5) + 2 = -10 + 2 = -8

Option C :

then;

Option D:

n + 8

then;

-5 + 8 = 3

Therefore, only option A has expression which has a value that is equivalent to 5n+13 when n = -5

answer: city needs 2.4 inches of rainfall more to match the record of 40 inches.

step-by-step explanation:

since we have given that

total annual rainfall a city record = 40 inches

this year, total rainfall recorded = 37.6 inches

number of inches of rainfall   is needed to match the record of 40 inches is given by

hence, city needs 2.4 inches of rainfall more to match the record of 40 inches.