One-Step Equation - Substitution

One-Step Equation - Substitution

Multiple Choice

Is the equation true when x=4?

20-x=8

• Yes, because 20-4 is 8.

• No, because 20-4 is not 8.

Multiple Choice

Is the equation true when x=15?

x-3=12

• Yes, because 15-3 is 12.

• No, because 15-3 is not 12.

Multiple Choice

Is the equation true when x=4?

3x=12

• Yes, because 3 times 4 is 12.

• No, because 3 times 4 is not 12.

Multiple Choice

Is the equation true when x=3?

21/x=8

• Yes, because 21 divided by 3 is 8.

• No, because 21 divided by 3 is not 8.