Algebra- Linear Equations

Algebra Level 1

7, 57, 507, 4557, etc. is a number sequence.

What is the rule of this sequence? What number is the third term?

Display your answer the following way:

If the rule of the sequence is add 2, then takeaway 7, and if the third term in 48, you will display the answer as +2, -7, 48. (add, two, comma, space, minus, seven, comma, space, 48)

Operations: Add: +, Takeaway: -, Multiply: *, Divide: /


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