Solve Using Substitution

Front

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

Back

42

Front

Evaluate the expression for when x = 2: 3x + 4x + 5

Back

19

Front

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

Back

34

Front

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

Back

17

Front

Letter used to represent a number

Back

Variable

Front

What is a coefficient?

Back

A number that multiplies a variable.

Front

What is a constant?

Back

A fixed value that does not change.

Front

What does substitution mean in mathematics?

Back

Replacing a variable with a number or another expression.

Front

If x = 3, what is the value of 2x + 4?

Back

10

Front

If a = 2 and b = 3, what is the value of 4a + 2b?

Back

14