Question

Change the system of equations to an augmented matrix. Then Use the Cramer’s Method to solve the system.

(1/2)x + (1/5)y = 7

(1/6)x - (2/5)y = -4

Answer 1

given system 글서 중성에 중4 to changing the system in the Augumented form 6 ㅗ ㅋ A ㅗ 2. ㅗ 6 - 4 이니 and 사 ㅗ A드 6 2 TA12 ~ ㅗ 300 10 A 30 6 -1 크 30 30 Now Replacing the tot column of the Matrix A with the solution vectons ) so ㅋ DIO S YGNIL -4 19 + 10

7 and Dr - -4 Column vechos [ Replacing the and by solution rector 7. 6 x = 1P2 = -2 19 6 then tire solution IDI TA) -2 -7²0 60 7 and y |P2) - 19/6 -7/30 95 7 so 60 kr Soft la كه 95 7 (Aus)
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