A1 Midterm Review

Equations

100

3x+5=20

5

200

-2x-17=3

-10

300

7p-3=4p+21

8

400

3/5x-10=2

20

500

4(x+3)-8x=12-(9x-5)

ON PART 2

1

Inequalities

100

Which value of x is in the solution set of the inequality -4x+2>10

(1)  -2     (2)  2    (3)   3       (4)   -4

(4)

200

Write x>2 in interval notation

(2,infinity)

300

3(2m-1)<4m+7

m<5

400

Solve  -3x>15

x<-5

500

3(x-7)>3(5-2x)

Part 2***

x>4

Expressions

100

Find the value of 5x²y  if x=-2 and y=-3

-60

200

Marcy determined that her father's age is seven less than twice her age. If x represents Marcy's age, which expression represents her father's age?

2x-7

300

Find the value of 4xy³ if x=-2 and y=-3

216

400

Translate sixty more than 9 times a number is 375

9x+60=375

500

Which is an example of an algebraic expression

(1)  y<8x+5       (2)   y=8x+5    

(3)  y=3x²+5x    (4)  8x+5

4

Graphing

100

What is the slope of the line consisting of the points (3,4) and (-6,10)

-2/3

200

The point whose coordinates are (4,-1) is on the graph of the equation 

(1) 2x-3y=-14    (2)  3x+y=3    

(3)  x+y=3       (4)  x-y=3

3

300

What is the slope of the line consisting of the points (4,2) and (0,4)

-1/2

400

What is the slope and y-int of 3x+y=1

Part 2 ****

m=-3   b=1

500

Find the equation of the line with slope of -2 and passes through the point (-2,7) 

Part 2 ****

y=-2x+3

Functions

100

If f(x)=4x-17 what is the value of f(-2)

-25

200

Which is a function?

1)   {(1,5), (2,7),  (1,6), (2,3)}

2)  {(-2,4), (-1,9),  (2,4), (1,7)}

3) {(2,9), (2,7),  (2,8), (2,15)}

4) {(-4,1), (3,7),  (3,-3), (-1,3)}

2

300

What is the domain of {(4,2), (-2,0),  (9,1), (2,3)}

{4,-2,9,2}

400

What is the range of {(4,2), (-2,0),  (9,1), (2,3)}

{2,0,1,3}

500

If f(x)=x²+2x what is the value of f(3)

15