exam Maths Puzzle Numerical Ability

I am trying to find out the steps of how to get the answer to 2x + x + 1 = 2?

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Two stockbrokers are making cold calls to potential customers regarding a hot IPO. One of the brokers is able to get a new client every 0.125 hour, and the other is able to get a n Expand log7(3sqrrtxy(x^2)u(t + 3)/w + v^2). I came up with (1/3log7x)(1/3log7y)(2log7z)(log7u)((log7t + log7(3))/log7w + 2log7v