State testing Review 8th

*A and B are non-zero rational numbers

*x and y are irrational numbers

Select the statements that are true. (2 answers are correct)

• a+b is always rational

• a+b is never rational

• a+x is always rational

• a+x is never rational

*a and b are non-zero rational numbers

*x and y are irrational numbers

Select the statements that are true. (There are two correct answers)

A smoothie shop makes $3.00 for every smoothie sold after subtracting the costs for ingredients and packaging. THey have additional costs of $150.00 per day. Which linear model expresses how much the shop makes, y, for selling x smoothies in a day?

• y=3x

• y=3x- 150

• y=150x- 3

• y=3x+ 150

A taxi company charges a base fee of $2.00 plus $0.50 per mile. Which of these represents the cost of a taxi ride y, for the distance of x miles?

• y=2.5x

• y=50x+2

• y=0.50x+2

• y=2x+0.50

What is the slope and y-intercept of this equation?

3x-2y=8

What is the slope of this equation?

2x+3y=12

• 4

The total amount of money, in dollars, Sandy earns for working h hours is represented by this expression

15h

How much money does Sandy earn for working 35 hours?

• $20

• $50

• $525

• $1535

If x=3 then 5x+2 = ?

• 17

• 19

• 11

• -6