There's an app called photomath that would be useful for these kinds of problems!
Answer:
A
Step-by-step explanation:

x + 4 = ± 2
x = -2
x = -6
You just have to take your multiplication table and then you can find what multiplication make 24
6x4=24
2x12=24
3x8=24
So 2 3 4 6 8 12 are all the multiples of 24
Answer:
-162
Step-by-step explanation:
23=5-2/3d
2/3d=-18
d= -27
6d= 6* -27
6d= -162
Answer:
no, the perimeter will not change
Step-by-step explanation:
because the circle is changed into that shape. here, only shape is different not perimeter