Answer:
See below.
Step-by-step explanation:
1.
PM as the number or rows not equal to coloumn
2.
1*2 as MN = ( 32 )
( 61 )
3.
= ( 4x2+7x4 4x3+7x8 4x9+7x1)
=(36 68 43)
Answer:
well...
Step-by-step explanation:
Im to lazy to try and figure it out sorry
2=2*1,1*2
24=1*24,2*12,6*4,3*8
19=2*8+3
2x²+19x+24
(2x+3)(x+8)
or
2x(x+8)+3(x+8)
2x²+16x+3x+24
2x²+19x+24
Answer is 5 hours
660/275 = 12/x
660x = 275 (12)...>cross multiply
66x = 3300
x =3300/660
x = 5