What property justifies the first step in the equation: 2x + 4 = 38
What is the substitution property of equality
100
Cassie picks a number, divides it by 4 and adds 6. Her results is 12. What is her equation and the solution to the equation?
What is (x/4)+6 = 12 and x = 24
200
3 - x = 83
What is x = -80
200
-5x + 10 = 22
What is x = -12/5
200
6(3x + 5) = 66
What is x = 2
200
What property justifies the first step in the equation: (2x + 4)/5 = 17
What is the multiplication property of equality.
200
Sarah gained 3 pounds after doubling weight. She now weighs 144 pounds. How much did she weigh initially?
What is 70.5 pounds (pounds must be in decimals) :)
300
34x = 306
What is x = 9
300
(x-5)/2 = 6
What is x = 17
300
3(2x - 7) - 5x = 25
What is x = 46
300
What property justifies the first step in the equation: -2x = 46
What is the Division Property of Equality
300
BONUS!!!!! This team wins 300 points! :-)
What is 300 POINTS!
400
x + (-12) = 33
What is x = 45
400
-3 + 4y = 9
What is y = 3
400
x -2(x + 10) = 12
What is x = -32
400
What property justifies the first step in the equation: 34 -(x +4) = 5
What is the Distributive Property
400
In complete sentences, how would you solve 5x + 3 = 40 and state the answer.
What is First, subtract 3 on both sides. Then, divide 5 on both sides. X is equal to 37/5. (must be in fraction form NOT decimal)
500
-1.4 - (-x) = -3.8
What is x = -2.4
500
-3 + x/2 = 10
What is x = 26
500
4x -(3x + 8) = 25
What is x = 33/2
500
What property justifies the first step in the equation: 2x -23x + 4 = 17
What is the Substitution Property
500
Sabrina had some candy to give to her students. She took 10 pieces for herself and divided the rest evenly between 2 students. Each student to 2 pieces of candy. Write an equation for this situation and state what the solution is.