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Calculate ΔE, if a system releases 66.9 kJ of heat to its surroundings while the surroundings do 44.0 kJ of work on the system.? I'm told the radiation is too strong for man to venture above lo Earth orbit (leo) .. is this true? Many people have said this.? For (x/y)+5x=6+(1/y), where x can be any real number except 1 or 6/5. If y is solved in terms of x, the result is y=? Should I take physics, or genetics? MATH HELP????? Can someone help me find the equation to the graph below?