Algebra (Substitution)

Front

If a = 4 and b = 6, what is the value of 3a + 5b?

Back

42

Front

If y = 7, find the value of 2(y + 4).

Back

22

Front

If a = -3, b = 2, and c = 6, find the value of \frac{1}{c} + \frac{4}{a^2} - \frac{c}{b}.

Back

-\frac{43}{18}

Front

A(n) _____________ is any mathematical statement which consists of numbers, variables and an arithmetic operation between them.

Back

Expression

Front

If a = -1, b = 3, and c = 4, find the value of (4a - b^2 + c^2)^2.

Back

225

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What does it mean to substitute a value in an algebraic expression?

Back

To replace a variable with a specific number.

Front

What is the order of operations in mathematics?

Back

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right) - PEMDAS.

Front

If x = 5, what is the value of 2x + 3?

Back

13

Front

What is an algebraic expression?

Back

A combination of numbers, variables, and operations.