Algebra Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols. For example, 3x + 5 is an algebraic expression.

Front

What does it mean to isolate a variable in an equation?

Back

Isolating a variable means to manipulate the equation so that the variable is on one side of the equation by itself. This helps in finding the value of the variable.

Front

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

Back

x = 5

Front

How do you solve the equation x + 4 = 10?

Back

Subtract 4 from both sides. The solution is x = 6.

Front

What is the equation for '5 more than x equals 12'?

Back

x + 5 = 12

Front

What does 'n divided by 3 equals 4' look like in equation form?

Back

n/3 = 4

Front

What is the first step to solve the equation 3x - 2 = 7?

Back

Add 2 to both sides. The equation becomes 3x = 9.

Front

What is the value of x in the equation x - 6 = 0?

Back

x = 6

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with numbers.

Front

What is the equation for 'twice a number x is equal to 14'?

Back

2x = 14