Two-Step Equations

Which do you like best?

• Solving one-step equations

• Solving tw0-step equations

• Applying the Distributive Property

• Ice Cream

Select all of the equations.

• 2+1=3

• 2 + 1

• 7x-9= 5

• -4+7m-50

• x=5

Simplify this expression by combing like terms:

7+ 4a + 3 + 6a

• 20a

• 10+ 10a

• 4 + 2a

• 20

Simplify this expression by combining like terms:

8w - 5w + w + 8

• 14w + 8

• 22w

• 4w+8

• 3w + 8

Equations have _____ signs. The equal sign splits the equation into the Left Side and the Right Side.

What is a "two-step" algebraic equation?

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Answer explanation

Two-step algebraic equations require two mathematical operations to be performed to solve the equation.

To solve an equation do the ________ operation.

No sign, ________ ! If there is no sign, we ________!

To solve an equation, do the opposite operation.

Which two mathematical operations need to be performed to solve this equation:

2w-15=71

• add 15 to both sides

• minus 71 from both sides

• multiply both sides by 2

• divide both sides by 2

• subtract 15 from both sides

To solve an equation, do the opposite operation.

Which two mathematical operations need to be performed to solve this equation:

7g + 4= 53

• add 4 to both sides

• subtract 4 from both sides

• multiply both sides by 7

• divide both sides by 7

• subtract 53 from both sides