Answer:
d. −4−8 and −4+(−8)
Step-by-step explanation:
+ - is equivalent to -
Answer:
1:3
Step-by-step explanation:
That ratio would be 5 :15 or 1:3
Group and factor
group y's with y's and z's with z's
(y²-10y)+(10z-yz)
factor
y(y-10)+z(10-y)
force undistribute -1
-y(10-y)+z(10-y)
factor
(10-y)(-y+z)
(z-y)(10-y) or
(y-z)(y-10)
B) 70t
Because for every 1 min there are 70 magazines printed
