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Math 7 Chapter 6 Equations and Inequalities Flashcards | StudBud
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Math 7 Chapter 6 Equations and Inequalities
Math 7 Chapter 6 Equations and Inequalities
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Answers
1
Solve the following equation (1/3)x -8 = 24
x= 10 2/3
x= 32
x= 96
No solution
2
Define Inequality
Mathematical sentence that compares quantities
The name of Mrs. Stewart's cat
Mathematical sentence that does not compare quantities
Not a quality response
3
Numerical factor of a multiplication expression is a constant
False
True
4
Solve n
3
if n= 1/3
1/6
1/9
1/27
3/27
5
-3x + 1 < -20
x < 7
x < -7
x > -7
x > 7
6
Solve 4( 3x+5) = -30
-50/12
50/12
- 4 1/6
4 1/12
7
To solve an equation you must do the inverse operation on both sides.
False
True
8
Solve
-69 1/3
69 .333333....
52
-52
9
Factor completely 35x + 5
5(7x + 1)
5 (x + 1)
5( -x - 1)
5 (x +5)
10
Riddle...
12 years old
40 years old
37 years old
22 years old
11
Which inequality represents the following...
x should be ashamed of itself
x< 5
x = 4
x > 5
12
_____States that the two sides of an equation remain equal when you subtract the same number from each side.
Life
Subtraction Property of equality
Addition property of equality
multiplicative property of equality
13
______is a mathematical sentence that contains an equal sign stating that two quantities are equal.
algebraic expression
algebra
algebraic equation
number sentence
14
-w/3
- 12 < 3
w=-45
w > -45
w < -45
w > 45
15
________is an inequality that contains two operations.
Math... It's just math!
Two - Step Quality Problem
Two-Step Inequality
One- Step Inequality
16
The inverse of 2/3 is 3.
True
Do not pick this one
This is an inappropriate question
False
17
Solve the equation. w - 19 = 12
31
-7
7
-31
18
Solve 4y + 1 < -3
y < -1
y> 1
y= 1
y = -1
19
Can you solve this? THINK HARD! Double the points!
x=0
x=1
x=8
x=-1
20
Which expression represents Twice a number decreased by 5?
2x - 5
2x + 5x
2x +5
2+ 5/x
