Solving multi-step problems using linear equations in one variable

Which response best explains why the equation

2 ( x + 3) = 2 (x - 5) has no solution?

• The x-terms are different, but the constant terms are the same.

• The x-terms are the same, but the constant terms are different.

• The x -terms are different , and the constant terms are different.

• The x-terms are the same, and the constant terms are the same.

Tags

CCSS.8.EE.C.7A

Level 3: Which of the following equations has only one solution?

• x + 4 = x + 3

• -2x + 4 = -2x - 4

• 3x = 3x

• 4x - 2 = 2x - 4

Tags

CCSS.8.EE.C.7A

How many solutions does this equation have?

18a + 45 = 18a - 37.2

• One Solution

• No Solution

• Many Solutions

Tags

CCSS.8.EE.C.7A

• x = 4

• x = 9

• All Real Numbers

• No Solution

Tags

CCSS.8.EE.C.7A

• He has one solution

• He has no solution

• He has infinitely many solutions

• He didn't solve the problem correctly.

Tags

CCSS.8.EE.C.7A

Tags

CCSS.8.EE.C.7A

• one solution

• no solution

• infinitely many solutions

Tags

CCSS.8.EE.C.7A

What value of a will there be no solution for c? 

 $-3c+ac+2=3+2c$

 

• 1

• -1

• -5

• 5

Tags

CCSS.8.EE.C.7A

How do you know when it is "no solution"?

• The constants (numbers) are different on either side of the equal sign.

• The constants (numbers) are the same on either side of the equal sign.

• There are no variables

• There are multiple variables (x's)

Tags

CCSS.8.EE.C.7A

Use the properties of equality to simplify each equation. Tell whether the equation has one, zero, or infinitely many solutions.

2(6 - 2y) = -1(4y - 9)

Tags

CCSS.8.EE.C.7A