Answer:
23
Step-by-step explanation:
3(-2)2-2(-2)+7
3(4)-(-4)+7
12+4+7
Step-by-step explanation:
I hope the picture is visible
:)
Answer:
18 times
Step-by-step explanation:
To solve this you will need to know the Pythagorean therum A^2+B^2=C^2
24^+B^2=28^2
576+B^2=784
-576. -576
B^2=208
Square root of 208 is about 14.42 and that is the length of the wall