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Answer:
Explanation:
Water in the lake (hydrosphere) seeps into the cliff walls behind the dam, becoming groundwater (lithosphere), or evaporating into the air (atmosphere). Humans (biosphere) harness energy from the water (hydrosphere) by having it spin turbines (lithosphere) to produce electricity.
Scientists publish their results and conclusions in scientific journals.
Answer:
2x-2
Explanation:
2(x-3)+4
Distribute the 2 => 2x-6+4
Simplify => 2x-2