Question

can you solve this plzz​

Answer 1

Answer:

x = 5

Step-by-step explanation:

1(b)

det A =

1(2x +2 ) -2(4-0) +3 (-4+0) =-8

2x+ 2 - 8 - 12 = -8

2x - 18 = -8

2x = -8 + 18

2x = 10

x = 5