Front

What is a variable in an equation?

Back

A symbol, often a letter, that represents an unknown number in an equation.

Front

In the equation x + 4 = -3, what is the value of x?

Back

-7

Front

How do you express a number more than 12 in algebraic form?

Back

12 + n, where n is the number.

Front

What is the coefficient in the expression -5y + 8?

Back

-5, which is the number multiplying the variable y.

Front

Which equation has x = 5 as the solution?

Back

2x = 10.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is the first step in solving the equation 3x + 7 = 16?

Back

Subtract 7 from both sides to isolate the term with the variable.

Front

What is the solution to the equation 2x - 4 = 10?

Back

x = 7.

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What is the process of isolating a variable?

Back

Rearranging the equation to get the variable on one side and the constants on the other.