1.
y = 6x
Solve:
(4x + y = 7
2.
y = 3x
solve: { x + 2y + 70
3
Which equation, together with y = -1.5x + 3, makes a system with one solution?
A
y = -1.5x + 6
B.
y = -1.5x
C.
2y = -3x + 6
D.
2y + 3x = 6
I
E.
y = -2x + 3
4.
The system x - 6y = 4, 3x - 18y = 4 has no solution.
a.
Change one constant or coefficient to make a new system with one solution.
b.
Change one constant or coefficient to make a new system with an infinite number of
solutions
5.
Match each graph to its equation.
The graph below shows the line of best fit for data collected on the number of cell phones in cell phone cases sold at the local electronic store on four different days