Answers NC-Math 4 CR Adding and Subtracting Matrices — Cumulative examQuestion 3

3

QuizMultiple Choice

Adding and Subtracting Matrices — Cumulative exam

Question 3 • NC-Math 4 CR

Solve for in the equation .

Question illustration

Answer

A

x = –16 or x = 2

B

x = negative 7 plus-or-minus 3 StartRoot 7 EndRoot

Option B

C

x = –2 or x = 16

D

x = 7 plus-or-minus 3 StartRoot 7 EndRoot

Option D

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