Answer:
80
Step-by-step explanation:
that would be the area of the YARD the fence is surround area is width times length.
if they are really asking the area of the fence itself there isnt enough info here. (I think)
Answer:
12x - 6
Step-by-step explanation:
8x - 3 + 4x - 3
12x - 6
x = - 2
Answer: There are 20 years in a score. The year he is talking about is 1776
Step-by-step explanation:
Answer:

Step-by-step explanation:
2x + 5y = 6 --------( 1 )
5x - 2y = 9 --------( 2 )
_____________
( 1 ) x 5 => 10x + 25y = 30 -----------( 3 )
( 2 ) x 2 => 10x - 4y = 18 ----------- ( 4 )
______________
( 3 ) - ( 4 ) => 0 + 29y = 12

Substitute y in ( 1 ) =>
