Answer:
B.) the number of tents the army orders
Step-by-step explanation:
The word problem does not speak of any prices or tent sizes so it cant be A or C
Answer: x=1.6
Step-by-step explanation:
The answer is (3+5i)-(2+i)
Answer: The answer is (x+2)(x-4)(x-4)
Or as a short form you can write it as 
Step-by-step explanation:
Answer is very lengthy but I am 100% sure that's the correct answer
Answer:
The cost of spoon is £1.84 and therefore the cost of one knife is £5.52.
Given :
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A knife is 3 times the cost of the spoon.
- 9 spoons and 12 knives costs £82.80.
Solution :
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This question is solve by creating a linear equation and linear equations are nothing but yet another subset of "equations".
- Linear calculations that requires more than one variable can be done with the help of linear equations.
- The standard form of a linear equation in one variable is ax + b = 0.
Now let x be the cost of spoon. Than the cost knife is 3x. It is given that 9 spoons and 12 knives costs £82.80.
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Therefore the cost of 1 knife = 5.52
Step-by-step explanation: 