If the determinant of the coefficient matrix of a linear system is 0, then the system has no unique solution. Otherwise, the system has 1 unique solution.
Does the following linear system have a unique solution?
2x + 3y = 9
-4x - y = 2
no unique solution
one unique solution

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step-by-step explanation:

according to egenuity the answer is

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d. 344.22

i agree because i see the other persons thinking is clear

vwhat effect does the word head have on the meaning of this passage?

a. it demonstrates how intelligent he was.

b. it shows he was a favorite of the teachers.

c. it indicates he would be a good preacher.

d. it reveals how self-important he was.

how does the choice of the word head contribute to the passage’s tone?

a. it offers a sense of entitlement.

step-by-step explanation: