P2.4: Creating and Solving Systems of Inequalities
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Last updated about 4 years ago
14 questions
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Question 1
1.
Match the symbols to the words.
solid line, shaded below
Question 2
2.
Question 3
3.
Question 4
4.
Question 5
5.
Brandon shops at Old Navy during a sale. Shorts are $16 each and shirts are $10 each. He has $100 to spend and wants at least 2 shorts.
Let x be shorts and y be shirts.
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Question 6
6.
Write an inequality in standard form to represent Brandon's budget.
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Dani is buying apples and oranges for a charity door prize. Apples cost $0.24 each and oranges cost $0.80 each. She has $12 to spend and wants at least 20 pieces of fruit total.
Let x be the # of apples, y be the # of oranges.
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Question 8
8.
Write an inequality in standard form to represent Dani's budget.
Use 2 decimal places, no spaces or $.
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Question 9
9.
Write an inequality in standard form to represent the total number of fruit.
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Question 11
11.
What situation would create no solution for a system of two inequalities?
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Question 12
12.
Review:
Write the equation for the line to the left in slope-intercept form. Use fractions rather than decimals. No spaces.
Question 13
13.
Review:
Consider the equation: 2x + 5y = 10.
The slope of the line is _______ , the x-intercept of the line is _______,
and the y-intercept of the line is _______ .
For the slope, enter a number.
For intercepts, use (x, y) format, with exactly one space after the comma.
Question 14
14.
Review:
Consider the equation: 2x - 3y = 18
The slope of the line is _______ , the x-intercept is _______ , and the y-intercept is _______ .
For the slope, enter a fraction.
For intercepts, use (x, y) format, with exactly one space after the comma.
>
<
solid line, shaded above
>
<
dashed line, shaded below
dashed line, shaded above
greater than
greater than or equal to
less than
less than or equal to
Which points are solutions to the system? Check all that apply.
x+2y > -12
y < 6x+7
(0, -7)
(-1, -3)
(0, 7)
(0, -8)
(7, 0)
(-2, -5)
Which points are solutions to the system? Check all that apply.
2x - 5y < -20
x > -3
(3, 8)
(-1, 5)
(-3, 3)
(0, 4)
(-5, 2)
(0, 5)
Which points are solutions to the system? Check all that apply.
x-y > 4
x+5y < 0
(4, 0)
(0, 0)
(0, -4)
(5, -5)
(0, 4)
(5, -1)
Which points are solutions to the system? Check all that apply.
8x-4y > -28
6y > 12x-36
(5, -5)
(3, 0)
(0, 0)
(-3.5, 0)
(0, 7)
(0, -6)
Question 7
7.
Question 10
10.
Which of the following are possible combinations of apples and oranges that Darcy can buy?