7x 14y 133 5x2y1 January 3, 2021/in Uncategorized /by developer 7x-14y=-133 5x+2y=1 https://uniessaywriters.com/wp-content/uploads/2020/07/LOG-300x75.png 0 0 developer https://uniessaywriters.com/wp-content/uploads/2020/07/LOG-300x75.png developer2021-01-03 15:59:032021-01-03 15:59:037x 14y 133 5x2y1