Answer:
Complete y = Mx + b
Step-by-step explanation:
Answer:
390 ft²
Step-by-step explanation:
25x10= 250
20x7= 140
250+140= 390
Answer:
5/3
Step-by-step explanation:
I think.... they have to like cancel and stuff
(10x+5)4 = 30x + 3x + 6x +30
40x + 20 = 39x + 30
X = 10
perimeter of the square= 420
perimeter of the triangle= 420