Substitution Practice

Front

If a = 4, b = 5 and c = 6, find 2c - a - b

Back

3

Front

If a = 4 & b = 6, what is 3a + 5b?

Back

42

Front

If x = 5, find the value of 7x - 1

Back

34

Front

If p = 3 and q = 5, find p + q + 2

Back

10

Front

If y = 4, find the value of 3y + 5

Back

17

Front

What is substitution in mathematics?

Back

Substitution is the process of replacing a variable with a number or another variable.

Front

What is the value of 2x if x = 3?

Back

6

Front

If m = 2 and n = 3, what is the value of 4m + 5n?

Back

35

Front

If z = 7, find the value of 5z - 2.

Back

33

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.