What expression is equivalent to -16-9

A. 16+(-9)
B. 16+9
C. -16+(-9)
D.-16+8

not sure but it may be b, as i said i'm not sure.

c

-by-step explanation:

it would be c

the answer is:

the lateral area is equal to

to find the lateral area of the square pyramid, first we need to find the perimeter of the base, and then, find the lateral area using the following formulas:

where,

s, is the base length

slant height, is the height of a the side of the pyramid

we are given:

now, calculating the perimeter of the base, we have:

then, calculating the lateral area:

hence, we have that the lateral area is equal to

have a nice day!

10 times 13 = 130

10 times 13 = 130

130 + 130 = 260

if this you out can you make this answer the brainliest?