Mastering Multi-Step Equation Solutions

What is the main purpose of the solving equations podcast?

• To provide supplemental instruction

• To entertain students

• To replace classroom teaching

• To advertise educational products

What are the two basic things to remember when solving equations?

• Always add first, then subtract

• Undo what has been done to the variable and do the same to both sides

• Multiply first, then divide

• Always use a calculator

Tags

CCSS.7.EE.B.4A

In the order of operations, which operations should be done first?

• None of the above

• Parentheses and exponents

• Multiplication and division

• Addition and subtraction

Tags

CCSS.6.EE.A.2C

When solving equations, in what order should you undo operations?

• Multiplication and division first, then addition and subtraction

• None of the above

• Parentheses first, then exponents

• Addition and subtraction first, then multiplication and division

Tags

CCSS.HSA.REI.A.1

In Example 1, what is the first step to solve the equation 2x + 5 = 17?

• Subtract 5 from both sides

• Divide both sides by 2

• Multiply both sides by 2

• Add 5 to both sides

Tags

CCSS.7.EE.B.4A

What is the value of x in the equation 2x + 5 = 17?

• 8

• 7

• 6

• 5

Tags

CCSS.7.EE.B.4A

In Example 2, what operation is performed first to solve the equation x/3 - 2 = 8?

• Divide both sides by 3

• Add 2 to both sides

• Subtract 2 from both sides

• Multiply both sides by 3

Tags

CCSS.7.EE.B.4A

What is the value of x in the equation x/3 - 2 = 8?

• 35

• 25

• 20

• 30

Tags

CCSS.7.EE.B.4A

In Example 3, what is the reciprocal of 2/3?

• 3/1

• 1/2

• 2/3

• 3/2

What is the value of x in the equation (2/3)x + 5 = 11?

• 9

• 7

• 6

• 8

Tags

CCSS.7.EE.B.4A