Answer:
1,980 would be the area and the perimeter would be 39 im pretty sure
Answer:x= 9
Step-by-step explanation:
-4(x+5) = 16
-4*x= -4x -4*5= -20
16 - -20= 36
-4x/-4= x 36/-4=9
Answer:
I think its 21 but iam not sure about the rest
Answer:
(5/2,5)
Step-by-step explanation: