exam Maths Puzzle Numerical Ability

Here is the problem: 5t+6+3(t+2)
I need to find the Communitive, Distributive, Addition, and Identity of this equation.

Here are my answers: (5t+6+3t+6)
Communitive: 5t+3t+6+6
Distributive: 8t+12

Is this correct?

Read Solution (Total 0)

exam Other Question
The sum of the digits of a two-digit number is 8. If the digits are reversed, the number is increased by 54. Find the original number. im not understanding how to do this work.