Answer:
Equation have Unique solution i.e 
Step-by-step explanation:
Given Equation:

Solving the Equation for 'x'.

Adding '
' both sides:

Adding '42' both sides:


The equation have Unique solution with the value of 
Y=3(-3) x 2
y= -9 x 2
y=-18
.............
Answer:
22
Step-by-step explanation:
Answer:
it is a vertical line going up at -2 on the x-axis
Step-by-step explanation:
C because there is 180 degrees in a triangle. 147+17=164 and 180-164 is 16