X+2y=10. x+y=6 SOLVE for the value of x and y.
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Answer:
see attached
Step-by-step explanation:
You want to multiply each individual value in the matrix by the same scalar value. That is represented as the product of a constant and the matrix.
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The tax amount on price P is 0.07P. When that is added to P so you have the price + tax, you get P + .07P = 1.07P.
In this case, P is a matrix of prices.
Given :
A holiday meal cost 12.50 a person plus a delivery fee of $30 at we cater.
The same meal cost $15 a person with no fee at Good Eats.
To Find :
When does we cater become the better deal.
Solution :
Let , x is number of order .
Cost at cater , C = 12.5x + 30 .
Cost at Good Eats , G = 15x .
We need to find :
G > C
Therefore, after 12th order cater will be more value for money.
Hence, this is the required solution.