Linear Equations with Two Variables

What is the slope of the equation?
y = -3x + 4

• -3

• 4

• -4

• 3

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

• A

• B

• C

• D

The equation y = 3x + 5 has _____

• unique solution 

• Only two solutions

• Three solutions 

• Infinitely many solutions 

In slope intercept form (y=mx+b) what is the "m"?

• The y-intercept

• The x-intercept

• The slope (rate of change)

• A point

What is the y-intercept in the equation?
y = 5x - 4

• 5

• -4

• -5

• 4

What is the y-intercept for the given graph?

• -5

• 5

• 1

• -1

What is pair of linear equations in two variables?

• a set of two or more linear equations in the same two variables

• a polynomial with three terms

• set of two linear equations in same two variables

Which of the following is an example of Linear equation in Two Variables?

• x² - 25

• a³ - 27

• 4x = 2y - 9

• x² + 3x + 2

Example of linear equation involving two variables is

• 7a+8b+9c = 10+5

• 8x = 2+10

• 7x+3y+4z = 20

• 6x+2y = 10

Write an equation in Standard Form.
A store sells t-shirts for $12 each and sweatshirts for $15 each. You plan to spend $120 on t-shirts and sweatshirts.

• 2x + 5y = 120

• 12x + 15y = 120

• 12 + 15y = 2x

• 12x + 15 = 120