Good afternoon can you me posted picture of question

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

The approximate line of best fit for the given data points, y = −2x − 2, is shown on the graph.which is the residual value when x = –2? a)–2 b)–1 c)1 d)2

30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.