Linear Equations, Tables and Graphs

Write an equation to represent the amount of money I have

• y = 3x + 3.5

• y = 3x -10

• y = -10x + 3

• y = 10x + 3

Write the equation of the line.

• y = 1x+1

• y=1x-1

• y=-1x+1

• y=-1x-1

Jack wants to save up money to buy his math teacher a new calculator for the holidays. After 4 weeks, he has $78 saved up. After 9 weeks, he has $138.

How much money does Jack save per week?

• $5 per week

• $60 per week

• $12 per week

• $15 per week

The money I have is represented by the equation:

y = 95x + 23 where x = number of weeks and y = money remaining.

How much money do I have initially?

• $95

• $95 in debt

• $23

• $23 in debt

Which equation matches the table?

• y = x 

• y = 5x

• y = x - 4

• y = x + 4

What algebraic equation shows the relationship between the independent and dependent variables?

• y = ax

• y = x + 12

• y = -3x

• y = 

y = x - 6
What is the missing number?

• 12

• 10

• 14

• 13

Is the graph proportional or non proportional?

• proportional

• non proportional

• both

• neither

Which best describes this graph?

• linear and nonproportional

• linear and proportional

• nonlinear and nonproportional

• nonlinear and proportional

What is the function of the table?

• y=3x+1

• y=4x-2

• y=x+1

• y=x+7