Solutions Linear Equation Two Variables

The equation y = 3x + 5 has _____

• A unique solution

• Only two solutions

• Three solutions

• Infinitely many solutions

Tags

CCSS.8.EE.C.8B

The graph of linear equation x + y = 2, cuts the y-axis at:

• a. (2,0)

• b. (0,2)

• c. (0,1)

• d. (1,1)

Any point on the line x = y is of the form:

• a. (k, -k)

• b. (0, k)

• c. (k, 0)

• d. (k, k)

The positive solutions of the equation ax + by + c = 0 always lie in the:

• a) 1st quadrant

• b) 2nd quadrant

• c) 3rd quadrant

• d) 4th quadrant

Tags

CCSS.HSF-IF.C.7A

Equation of the line parallel to x-axis and 6 units above the origin is:

• a) x = 6

• b) x = –6

• c)y = 6

• d)y = –6

The graph of which of the following equations passes through the origin?

• (i) y = 2x + c

• (ii) y = 2x – c

• (iii) y = 2x

Is (3, 2) a solution of x + y = 6?

• yes

• no

• may be, cannot judge.

• none of the above

The geometrical representation of a linear equation

• Straight line

• Curve

• Parabola

• Either (b) or (c)

• Consistent : Unique solution
• Consistent: Many Solutions 
• Inconsistent: No solution 
• None of the above 

Tags

CCSS.8.EE.C.8A

Which is the graph of y=-x+2?

• A

• B

• C

• D