Question

The value of x, on solving the expression
2x + 3 = 9, using algebraic tiles is .

• A. 3
• B. 4
• C. 2

Answer 1

The correct option is A 3

There are 2 tiles of x and 3 tiles of 1 in the left hand side.
To remove 3, add 3 negative tiles on both sides.

Now, we get 2x = 6


Hence, the value of x is 3.