Alg 1 Exam Review S2

7x+4y =12 
x + 2y = -4

• (-4,4)
• (4,4)
• (4,-4)
• (-4,-4)

Find the solution to the system.
y = x-6
y = -3x + 2

• (0, -6)
• (6, 0)
• (-4, 2)
• (2, -4)

What kind of lines have no solution to a system of equations

• Parallell Lines
• Overlapping lines
• Intersecting Lines
• Skew Lines

What is the solution to the system of equations? 
y = 3x - 8
y = 4 - x

• (3,1)
• (1,3)
• (-3,1)
• (3,-1)

What is the solution to the system of equations?

• (-1, -3)

• (3, 1)

• (1, 3)

• (-3, -1)

What values of b make an exponential growth function?

• b > 0
• b <1
• b > 1
• 0 < b < 1

What values of b make an exponential decay function?

• b > 0
• b < 1
• b > 1
• 0 < b < 1

In an exponential function, what does the 'a' represent?

• Slope

• Multiplier

• y-intercept

• Growth

Which the following graphs shows an exponential decay equation?

• 
• 
• 
• 

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

• y = 15(35)^x
• y = 15(1.35)^x
• y = 15(0.35)^x
• y = 35(1.15)^x