Question

plz help with my matrix problem plz elementary method

Answer 1

-3*4-5*2 = -12-10= 22 is the answer

Answer 2

here is ur answer
-12-20=32
first take LCM of 2 and 4
LCM is 4
divide 3 by 4 = -12
divide 5 by 4 =- 20
plus -12-20=32 answer