Writing an Equation from a Graph
+y
5
Use the graph and table to write the equation
describes the line graphed.
4.
3
y
2.
-2
1
1
-1
2
-5 4
-3
-2 -1
1
2
3
4
5
-1
3
-2
1
4
3
2
4
The equation of the line is
y = x + 1?
y = -x + 1?
y= -x +3? or
y = -x + 3?
Which system of linear inequalities is represented by the graph? x-3y > 6 and y? 2x + 4 x + 3y > 6 and y? 2x - 4 x - 3y > 6 and y? 2 - 4 x + 3y > 6 and y > 2x + 4 no be 2 -1.1 1 2 3 4 5 submit save and exit next mark this and retum be
Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared