Step-by-step explanation:
All the 5 rows of the coefficient matrix (since it is of order 5×8) will have a pivot position. The augmented matrix obtained by adding a last column of constant terms to the 8 columns of the coefficient matrix will have nine columns and will not have a row of the form [0 0 0 0 0 0 0 0 1]. So the system is consistent.
Answer:
d 380
Step-by-step explanation:
The correct answer to this question is the fourth statement. <span> The value of x can be any real number greater than or equal to 0, but the value of y must be an integer greater than or equal to 0.</span>
Answer:
4a +6
Step-by-step explanation:
Simplify the expression
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Nina makes 11.25 per hour.
Step-by-step explanation:
Given,
Number of hours worked by Nina = 32 hours
Amount earned by Nina = 360
Let,
x represent the amount earned by Nina per hour.
Amount per hour * Number of hours = Amount earned
Dividing both sides by 32
Nina makes 11.25 per hour.
Keywords: variable, equation
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