Mars’ average temperature is -55o C, while Earth’s is 17oC. Mars’ atmosphere is 95.3% carbon dioxide. Mars’ soil contains no humus and is mostly Sulphur. One day on Mars is approximately 24 hours and 37 minutes. explain whether or not you think life could be supported on Mars. Be sure to use the terms, air, water, soil, and sunlight, in your explanation. .

Which of the following expressions are equivalent ?

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y