Two-Step Equations Final Review

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform the inverse operations in reverse order: first undo addition or subtraction, then undo multiplication or division.

Front

Solve for x: 2x + 3 = 11

Back

x = 4

Front

What does it mean to 'balance' an equation?

Back

Balancing an equation means keeping both sides equal by performing the same operation on both sides.

Front

Solve for x: 0.5x + 20 = 35

Back

x = 30

Front

What is the first step to solve the equation 4c - 6 = 2?

Back

Add 6 to both sides to isolate the term with the variable.

Front

Solve for a: -3a + 8 = 14

Back

a = -2

Front

What is the formula to calculate total cost in a scenario with fixed and variable costs?

Back

Total Cost = Fixed Cost + (Variable Cost per unit * Number of units)