Mid Ch 4 Test

Front

What is the result of simplifying the expression 2(4X-7)?

Back

8x - 14

Front

What is the equivalent expression for v + v + v + v + v?

Back

5v

Front

What is the result of simplifying -3(2c - 5)?

Back

-6c + 15

Front

If x = 3, what is the solution to the equation x + 4?

Back

7

Front

What is the simplified form of the expression 2x + 1 + 7x?

Back

9x + 1

Front

What is the distributive property in mathematics?

Back

a(b + c) = ab + ac

Front

What does it mean to simplify an expression?

Back

To combine like terms and reduce the expression to its simplest form.

Front

What is a variable in algebra?

Back

A symbol used to represent an unknown value, often denoted by letters like x, y, or z.

Front

What is a coefficient in an algebraic expression?

Back

A numerical factor that multiplies a variable, e.g., in 5x, 5 is the coefficient.

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers and variables without an equality sign, while an equation states that two expressions are equal.