Expressions
Solving Equations
Rearranging Equations
Solving Inequalities
Linear Equations
100
#1. Represent this expression in WORDS: (7 - 4x)
the difference of 7 and 4 multiplied by x
100
#6. Solve the equation: x - 6 = -3
x = 3
100
#11. Rearrange the equation to find WIDTH (w):
A/L = W
100
#16. Represent this inequality ALGEBRAICALLY: Chalmy wants to spend NO MORE THAN $90 for new shoes.
x ≤ 90
100
#21. In the equation y = -2x -4, what is the SLOPE and Y-INTERCEPT of this line?
The slope of this line is (-2/1) and the y-intercept is (0,-4).
200
#2. Represent this expression ALGEBRAICALLY: a number, x, increased by the sum of 2x and 4
x + (2x + 4)
200
#7. Solve the equation: -4x - 2= 6
x = -2
200
#12. Rearrange the equation to find HEIGHT (h):
V / LW = h
200
#17. Solve the inequality: x - 4 < 11
x < 15
200
#22. In the equation y = -2, what is the y-intercept? What type of slope does this line have?
The y-intercept is (0, -2). This line has a ZERO slope because the line is horizontal.
300
#3. Represent this expression ALGEBRAICALLY: a number,x, decreased by the difference of 5x and 12
x - (5x -12)
300
#8. Solve the equation:4x -6 = 8x + 10
x = -4
300
#13. Rearrange the equation to find BASE (b):
2A/h = b
300
#18. Solve the inequality: -2x -1 > 3
x < -2 (FLIP!)
300
#23. Look at your graph. What is the Y-INTERCEPT of the line?
(0, -2)
400
#4. Use this expression: (-3x +5) + (6x + 3) to identify what is a CONSTANT, COEFFICIENT, OPERATION, & LIKE TERMS.
3 is a CONSTANT. 6 is a COEFFICIENT. addition (+) is an OPERATION. -3x and 6x are LIKE TERMS.
400
#9. Solve the equation: 2700 - 300m = 1500
m = 4
400
#14. Rearrange the equation to find HEIGHT (h):
h=√v/πr
400
#19. Solve the inequality: 20 + 0.50x ≤ 30
x ≤ 20
400
#24. Look at your graph. Calculate the SLOPE of the line?
m = 2/1
500
#5. SIMPLIFY the expression:(-3x +5) + (6x + 3)
3x + 8
500
#10. Solve the equation: 60 + 0.50x = 70
x = 20
500
Rearrange the equation to find BASE 2 (b2):
b2= 2A - b1/h
500
#20. Solve the inequality: -4 ≤ 6x + 8 < 14
-2 ≤ x < 1
500
#25. What is the equation that represents the line?
y = 2/1 x - 2
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