Does this equation have one solution, no solution, or infinitely many solutions?
Does this equation have one solution, no solution, or infinitely many solutions?
Check all the expressions that are equivalent to
Match each set of steps with the property that explains why the two equations are equivalent.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
5x = 4 + 2x 3x = 24 | arrow_right_alt | Not Equal |
-3(2x + 9) = 12 2x + 9 = -4 | arrow_right_alt | Commutative Property |
5x = 20 4 - 5x = 24 | arrow_right_alt | Division Property of Equality |
18 = 3x - 6 + x 18 = 4x - 6 | arrow_right_alt | Subtraction Property of Equality |
5x = 3 - x 5x = -x + 3 | arrow_right_alt | Distributive Property |
16 = 4(9 - x) 16 = 36 - 4x | arrow_right_alt | Combine Like Terms |
Did this student go from the first step to the second step correctly? Select all that are true.
9x = 5x + 4
14x = 4
Did this student go from the first step to the second step correctly? Select all that are true.
-11(x - 2) = 8
x - 2 = 8 + 11
Does this equation have one solution, no solution, or infinitely many solutions?
Makayla is getting a new phone plan. Plan A will charge her $10 per month plus $0.10 per text message. Plan B will charge $35 per month plus $0.05 per text message. How many text messages will make the two plans cost the same for one month?
Makayla is getting a new phone plan. Plan A will charge her $10 per month plus $0.10 per text message. Plan B will charge $35 per month plus $0.05 per text message. When the cost of the two plans for one month is equal, what is that cost?
Bonus:
Find the perimeter of the equilateral triangle.
