Comparing Expressions and Equations

A rectangle's area is given by the algebraic number of 6w², where w is the width. Identify if this is an expression or equation and find the area if the width w = 2.

• Expression
  Area: 24 square units

• Equation
  Area: 24 square units

• Expression
  Area: 12 square units

• Equation
  Area: 12 square units

Solve the algebraic number of 2 x (y² - 1) = 6. Is this an expression or an equation?

• Expression
  y = 2

• Equation
  y = 2

• Expression
  y = 1

• Equation
  y = 1

Write an equation for

The product of 5 and a number is 30.

• 5 + x = 30

• 5x = 30

• 5 - x = 30

• 5 ÷ x = 30

What is the difference between an expression and equation?

• only expressions have terms

• only equations have equal signs

• only expressions have equal signs

• expressions are longer than equations

X+X+X+X+X

• X + 5 

• 5X

• X+X+X+X+X+5

• X to the 5th power 

Jennifer made a deposit of $150 for soccer camp. Her unpaid balance was $300. Which equation would help you find the fee for soccer camp?

• x - 150 = 300

• 300 - x = 150

• 150x = 300

• 300 ÷ x = 150

Which of these are like terms in the following expression:
3x + 7 - 9x + 24y + 2x²

• 7, 24y

• 3x, 9x

• 3x, -9x

• 3x, -9x, 2x²

What does 3(4x+7) equal

• 12x + 21

• 33x

• 3(11+x)

• 12x + 10

If Farouk has already eaten 100 apples and eats 2 more each week and Bonita has already eaten 40 apples and eats 5 more each week, how many weeks will it be before Bonita has eaten the same number of apples as Farouk?

• 10 weeks

• 20 weeks

• 25 weeks

• 30 weeks

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