Dist What is the value of the
expression when a = 2
and b = 5?
10b - (100 + 5)
Co
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Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?

Amovie streaming service charges it’s customers $15 a month. martina has $98 saved up. will she have any money left over if she pays for the maximum amount of months she can afford? explain.

Need plz been trying to do it for a long time and still haven’t succeeded