Algebraic Expressions - Grade 7

Front

What is an algebraic expression?

Back

A combination of numbers, variables, and operations without an equal sign.

Front

What is the coefficient in the expression 5x + 3?

Back

5 is the coefficient of x.

Front

Identify the variables in the expression 4a^2b + 3c.

Back

The variables are a, b, and c.

Front

What is the degree of the polynomial 2x^3 + 4x^2 - x + 7?

Back

The degree is 3, which is the highest exponent.

Front

How many terms are in the expression 3x + 4y - 5?

Back

There are 3 terms: 3x, 4y, and -5.

Front

What is the constant term in the expression 2x^2 + 3x - 4?

Back

The constant term is -4.

Front

What does it mean for two expressions to be equivalent?

Back

They have the same value for all values of the variables.

Front

Simplify the expression: 2(3x + 4) - 5.

Back

The simplified expression is 6x + 3.

Front

What is the value of the expression 2 + (9^2 - 4)?

Back

The value is 79.

Front

What is the coefficient of y^2 in the expression 3x - 7y^4 - x^2 + y^2?

Back

The coefficient is 1.