Solving Two-Step Equations with Inverse Operations

What was the main topic of the first video in this series?

• Factoring polynomials

• Solving and checking one-step equations

• Solving and checking two-step equations

• Graphing linear equations

Tags

CCSS.7.EE.B.4A

What is the main strategy used to solve equations in this video?

• Substitution

• Elimination

• Graphing

• Inverse operations

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the goal when solving an equation?

• To simplify the equation

• To find the value of Y

• To isolate the variable

• To graph the equation

Tags

CCSS.7.EE.B.4A

What operation should be performed first to solve the equation 8x - 3 = 85?

• Multiply both sides by 8

• Add 3 to both sides

• Divide both sides by 8

• Subtract 3 from both sides

Tags

CCSS.HSA.REI.A.1

After adding 3 to both sides of the equation 8x - 3 = 85, what is the next step?

• Add 3 to both sides again

• Subtract 3 from both sides

• Multiply both sides by 8

• Divide both sides by 8

Tags

CCSS.HSA.REI.A.1

What is the purpose of checking the solution of an equation?

• To graph the equation

• To find another solution

• To simplify the equation

• To verify the solution is correct

Tags

CCSS.8.EE.C.7B

What operations are involved in the second example equation?

• Division and addition

• Multiplication and division

• Addition and subtraction

• Multiplication and subtraction

Tags

CCSS.HSA.REI.A.1

What is the first step to solve the equation -2 = x/9 + 5?

• Multiply both sides by 9

• Divide both sides by 9

• Add 5 to both sides

• Subtract 5 from both sides

Tags

CCSS.7.EE.B.4A

After subtracting 5 from both sides of the equation -2 = x/9 + 5, what is the next step?

• Divide both sides by 9

• Multiply both sides by 9

• Add 5 to both sides

• Subtract 5 from both sides again

Tags

CCSS.7.EE.B.4A

What is the final value of x in the equation -2 = x/9 + 5?

• 7

• -7

• 63

• -63

Tags

CCSS.7.EE.B.4A