Name:______________________________
Part I: Simplify
!
1. 65 ∙ "
2. (−8)# − 8#
3. −(𝑥 − 9) − 3(𝑥 − 1)
4. 6$!
5. −(𝑥 − 4) − (𝑥 − 1)
Algebra I
Midterm
7. −𝑥 − (𝑥 − 5)
13. 4$!
8. 2$%
14. −(𝑥 − 4) − 5(𝑥 − 1)
9. −𝑥 " ∙ −𝑥 !
15. −𝑥(𝑥 − 12) − 2(𝑥 + 1)
!
16. 𝑥 − (3𝑥 − 5)
10. 30 ∙ "
17. 3$%
11. (−4)! − (−2)!
18. −𝑥 " ∙ −2𝑥 !
6. −𝑥(𝑥 − 2) − 2(𝑥 + 1)
12. −4(𝑥 − 9) + 3(𝑥 − 1)
Name:______________________________
Part II: Solving Equations
1. 𝑥 − 2(𝑥 − 1) = 41
2. 13 − (3𝑥 − 8) = 3
Algebra I
5. −2(𝑥 − 1) + 8(𝑥 − 3) = 14
9. 100 − 𝑥 # = 75
6. 𝑥 # + 40 = −𝑥 # + 60
10. √5𝑥 − 3 = 2
3. 100 − 𝑥 # = 90
7. 15𝑥 − 2(𝑥 − 1) = 41
!
4. √5𝑥 − 1 = 2
Midterm
8. 13 − (3𝑥 + 8) = 3
!
11. −2(𝑥 − 2) + 8(𝑥 − 1) = 14
12. 𝑥 # + 42 = −𝑥 # + 60
Name:______________________________
Algebra I
Midterm
Part III: Functions (Model the following with a linear function and then graph it.)
1. John makes $4/hour at his job. He has already saved up 2 dollars. How much money does he have after x
hours?
Slope:____________
y-intecept:___________
Function:_______________
How much money will he have
after 3 hours?
2. Charles is at an arcade playing games. He was given 10 tokens to start and uses 2 tokens every game.
How many tokens does he have left after playing x games?
Slope:____________
y-intecept:___________
Function:_______________
How many tokens will he have after
3 games?
Name:______________________________
Algebra I
HW 1.20
3. John makes $2/hour at his job. He has already saved up 4 dollars. How much money does he have after x
hours?
Slope:____________
y-intecept:___________
Function:_______________
How much money will he have
after 3 hours?
4. Charles is at an arcade playing games. He was given 8 tokens to start and uses 2 tokens every game. How
many tokens does he have left after playing x games?
Slope:____________
y-intecept:___________
Function:_______________
How many tokens will he have after
3 games?