Wild Card
How many solutions does the following equation have: |5x + 11| = -2
What is none.
Solve the equation |x + 3| = 5.
x = 2 and x = -8.
2(x-2) + 2 = 14
What is absolute value?
The distance of a number from zero.
How many solutions does the following equation have: |2.3 - 5.7x| = 0
What is 1
Solve the equation |2x + 6| = 14.
x = 4 and x = -10.
3(2x - 7) - (x +2) = 2
What is 5
What subsets of real numbers does -1.25 belong?
What is integer, rational and real
Rewrite the absolute value equation as two linear equations: 2|x - 1/2|- 7 = 9.
x - 1/2 = 8 and x - 1/2 = -8.
Solve the equation |1/2x - 4| = 1.
x = 10 and x = 6.
Solve the equation |x + 3| - 1 = 0.
What is x = -2 and x = -4.
3(x-5) + 2(x-3) = 5x - 20
No solution
10 × 4 - 2 × (4² ÷ 4) ÷ 2 ÷ 1/2 + 9
What is 41
Given three consecutive even numbers whose sum is 1092. Find the smallest number
What is 362
Solve the equation |4 - 5x| = -6.
No solution. Absolute value equations cannot equal a negative number, because it represents a distance and distance is always positive.
Solve the equation |3x - 2| = x.
What is x = 1 and x = 0.5.
1/2(x+3) + (1/2x - 1) = 1/2(x+1) + 1/2x
What is all real numbers
Katarina is a botanist studying the production of two types of pear trees. She noticed that Type A trees produced 20% more pears than Type B trees did. If Type A trees produced 144 pears, how many pears did Type B trees produce?
What is 120
Given four consecutive odd numbers whose sum is 456. What is the sum of the two middle numbers?
What is 228
Solve the equation |3x - 6| - 9 = -3.
x = 0 and x = 4.
-3|x - 6|- 12 = 3.
no solution
2(x-12) + 3(x - 7) - (x +2) = 2(x-5) +3
what is x = 20
30 percent of 350 is 50 percent of what number?
What is 210