Solving Equations

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more 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 (2x - 3) / 4 = 9?

Back

Multiply both sides by 4 to eliminate the fraction.

Front

What is the solution to the equation -3a + 8 = 14?

Back

a = -2.

Front

How do you isolate a variable in an equation?

Back

You perform inverse operations to move terms to the other side of the equation.

Front

What is the solution to the equation -(n - 8) = -2?

Back

n = 10.

Front

What operation would you perform first when solving 10 + 7m = 17?

Back

Subtract 10.

Front

What is the next operation after subtracting 10 in the equation 10 + 7m = 17?

Back

Divide by 7.

Front

What is the solution to the equation k/4 + 3 = 14?

Back

k = 44.

Front

What is a variable in an equation?

Back

A variable is a symbol, often a letter, that represents an unknown value.