Ihave to find the surface area of a cereal box. (ohs cereal)
length- 9in
height- 13in
width- 3in

tell me what my surface area is..quick! (will give brainliest)

366 square inches

Step-by-step explanation:

Surface Area Formula:

A= 2( w*l + h*l + h*w)

So you substitute the numbers:

A= 2(3*9 + 13*9 + 13*3)

A= 2( 27+ 117 + 39)

A= 54+234+78

A= 366 square inches

There you go :)

$9.41

step-by-step explanation:

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.