Answer:
the answer for this is x=-8
In the figure, angle D measures 31° and angle A measures 27°.
1 answer:
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➷ T B
✽ Ok, so B is the number of boys and T is the number of teachers.
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✽ Then solve the second equation for B.
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✽ Plug into the first equation to find T.
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Answer:
Option (B) is correct.
The mass of the reactants equals the mass of the products.
Step-by-step explanation:
According to law of conservation of mass :
In a balanced chemical equation, the mass of reactants is always equal to the mass of products.
Here, Water is the reactant which has 4 units of Hydrogen and 2 units of oxygen.
and are products which also has 4 units 4 units of Hydrogen and 2 units of oxygen.
Thus, The mass of the reactants equals the mass of the products.
Thus, option (B) is correct.