Solving One-Step Equations and Verification

What is an equation?

• A mathematical statement that shows the equality of two expressions

• A method for dividing fractions

• A mathematical operation involving addition or subtraction

• A formula used to calculate the area of a shape

What does a coefficient represent in an equation?

• The variable's exponent

• The number added to the variable

• The number in front of the variable

• The variable's base

What is the purpose of using inverse operations in solving equations?

• To multiply the coefficients

• To eliminate the variable

• To isolate the variable

• To simplify the equation

How do you verify the solution of an equation?

• By dividing the equation by the solution

• By multiplying the equation by the solution

• By substituting the solution back into the original equation

• By adding the solution to the equation

What is the opposite operation of addition?

• Multiplication

• Subtraction

• Division

• Exponentiation

If x + 8 = -22, what is the value of x?

• -14

• 30

• 14

• -30

If an equation involves division by a fraction, what operation is used to isolate the variable?

• Division by the reciprocal

• Multiplication by the reciprocal

• Subtraction

• Addition

How much money does Alex have if Michael has $78, which is $20 more than Alex?

• $78

• $58

• $98

• $48

What is the cost of each box of Girl Scout cookies if Travis bought 5 boxes for a total of $25.50?

• $5.50

• $6.00

• $4.10

• $5.10

What is the solution to the equation 3x = -9?

• 6

• -6

• 3

• -3