Answer:
q= -4
Step-by-step explanation:

Collect like terms and simplify

Divide both sides of the equation by 2

Simplify

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3 kilograms because 1,000 grams is equal to 1 kilogram
Answer:
No, those sides do not make a right triangle.
i know that no links are allowed but this helped me solve those types
https://www.omnicalculator.com/math/right-triangle-side-angle