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Two-Step Equations
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One-Step Inequalities
Two-step Inequalities
100
-2x - 63 = 47
What is x = -55
100
3(6 - y) = 27
What is y = -3
100
Twice a number is 15. Write an equation. Find the number.
What is 2x = 15 X = 7.5
100
Graph the following inequality. x < 16
100
x/4 - 6 ≤ -10
x <= -16
200
x/2 + 4 = 12
What is x = 16
200
Is d = -3 a solution to the following equation? 4(d + 7) = 16
What is yes
200
Tell whether x = -7 is a solution to the following equation. -3x - 13 = -7x + 15
What is no
200
Solve and graph. p - 4 < 8
What is p < 12
200
When you multiply or divide both sides of an inequality by a negative number, you must __________the inequality sign.
What is reverse
300
h/12 + 18 = 13
What is h = -60
300
8 + 5n - 6 = 37
What is n = 7
300
-15x = -5(3x + 7)
What is no solution
300
Define a variable. Translate to an inequality. Chen has at least $150 in his savings account.
A = money in account a >= 150
300
Solve and graph. 25 - 5r > -30
What is r < 11
400
Is x = -2 a solution to the following equation? 1 = 4x + 9
What is yes
400
6 = (3/5) (10 - 5x)
What is x = 0
400
Mary had some baseball cards. She sold half of them to earn some money. Then she bought 3 more cards. Now she has 29 cards. How many cards did she start with?
What is x/2 + 3 = 29 x = 52 cards
400
-20x ≥ -100
What is x ≤ 5
400
-8 > (5x + 4)/7
What is x < -12
500
(3/4)x + 5 = -4
X = -12
500
What is the value for x if the perimeter of a triangle is 29 units and its sides are 7, x, and x + 2?
What is x = 10?
500
The General Store sells friendship bracelets. This week, the bracelets are on sale for 2 dollars off each bracelet. Jenny purchased bracelets for her 8 friends and spent a total of $40. What was the original price of the bracelets?
What is 8(x-2) = 40 x = 7
500
m/13 ≤ -4
What is m ≤ -52
500
Congratulations. You all get $500 points!
$500