Answer:
sides 1 and 2 are 150 m. Side 3 is 270m
Step-by-step explanation:
perimeter = 570 m
sides 1 and 2 = x
side 3 = 2x-30
permeter = side+side+side
570=x+x+2x-30
600=4x
x = 150
B
u just subsitute in each inequality form and so u will find the only one that is right is letter b
-4 is x
-2 is y
Answer:17
Step-by-step explanation: You just follow the steps.