What value of m makes the following equation true m-15 equals 5?

What walks on four feet in the moring two in the afternoon and three in the evening? Is it healthier to be inside or outside? What are the numbers with the digits in descending order? What is percentage of 6 over 23? What is formed by two intersecting lines or by two rays with a common endpoint? How can you get the answer 24 using the following numbers 9 7 2 3? How do you write 2.3 billion in standard form? What is adjective of trick? On a map two neighbouring towns are 2.4 inches apart. The actual straight line distance between the two towns is 36 miles. What is the scale of the map? According to uniformitarianism what statement is true? What represent numbers? What is 0.39 divided by 0.25? Does 15 to the 0th power equal 1? How many times is the word pride in the Holy Bible? How do you write 2091 in roman numerals? What is the simplified square root of 233 no decimals? How many syllables does the word awkward have? What is a frag 7 hmmwv? What are the chances of winning the euromillions? What is the surface area of a regular tetrahedron with each edge 4 inches?