Solving Equations Review

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing variables.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is the first step in solving the equation 3n + 4 = 7?

Back

Subtract 4 from both sides to isolate the term with the variable.

Front

How do you isolate a variable in an equation?

Back

You isolate a variable by performing inverse operations to both sides of the equation.

Front

What is the solution to the equation 3n + 4 = 7?

Back

n = 1.

Front

What is the first step to solve the equation -3x - 11 = 44?

Back

Add 11 to both sides.

Front

What is the solution to the equation -3x - 11 = 44?

Back

x = -11.

Front

What does 'combining like terms' mean?

Back

Combining like terms means to simplify an expression by adding or subtracting terms that have the same variable raised to the same power.

Front

Simplify the expression 5a + 2b - 3a + 4.

Back

2a + 2b + 4.

Front

What is the solution to the equation \( \frac{n}{15} = -10 \)?

Back

n = -150.