exam Maths Puzzle Numerical Ability

The product of a number and a second number that is 3 more than 5 times the first is 2. Identify the numbers.

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exam Other Question

2.23</sup> = N
Change this exponential equation to an equivalent equation involving a
logarithm.
Can you show me how the text book came up with this answer(step by step)

y=3/5x + 7/10


the book shows the answer as 6x + 10y = 7
Thank you in advance for your help