6.4 Algebra Bellwork

Solve the system of Equation (x,y)
3x + y = –14
–2x – y = 9

• (-5,1)
• (5,-1)
• (1,4)
• (-1,4)

Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)³

• Growth
• Decay

What is the equation that represents the exponential function in the image below?

• y=3(½)^x
• y=3(2)^x
• y=(2)^x
• y=2(3)^x

Evaluate the function for the given value:

f (x) = 5^x for f(4)

• 20

• 625

• 125

• 25

Classify the model as Exponential GROWTH or DECAY.
A=1200(.85)⁶

• Growth
• Decay

Find the equation of the line that passes through the points:
(-4, -2) and (-3, 5)

• y = ¹/₇ x + 26
• y = 7x + 26
• y = -7x + 26
• y = -7x - 26

Is the Equation Linear, or Exponential?

• Linear

• Exponential

Write 2y+16=8x in slope intercept form. 

• y = 4x + 8

• y = -4x - 8

• y = -4x + 8

• y = 4x - 8

Simplify:

• 2
• 8
• 16
• 32