18−2x=4x = Given
18=6x = Addition property of equality ( Add 2x to both sides)
3=x = Division Property of Equality )( divide both sides by 6).
Answer:
3 - 12 = -9°C
So the temperature in the end of the days was -9°C
Answer: (i think these are right)
experimental: 27.08% theoretical: 50% ?
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Answer:
okay will do that soon ...