Reference no: EM131019815
1. Solve and graph.
3x+13≥ and 3x - 20 ≥ -11
The solution is {x|x ≥ ____}
2. Solve and graph.
3x+3≥ - 18 or 6x + 3 ≥ -9
The solution is {x|x ≥_____}
3. Solve the system by the elimination method.
5x+2y=-11
7x+3y=19
What is the solution to the system?
(Type an ordered pair. Type an integer or a fraction. Type N if there is no solution. Type I if there are infinitely many solution.)
4. Graph and write the solution in interval notation.
x<5 and x ≥ -2
Write the solution in interval notation.
5. Graph the inequality on a plane.
4x+5y ≤ 20
6. Solve. Then graph.
a+6 ≤ -13
The solution is {a|a ≤ ________}.
7. Graph the system of inequalities.
x ≤ 2
y ≥ -2x + 3
8. Graph system of equations
x+y=3, y =-x+6
x-y=3,y =x+6
Are the equations dependent or independent.
Are they consistent or not consistent.