Answer:
see explanation
Step-by-step explanation:
Using the rule of exponents
=
, then
2 ÷
= 2 ÷
To divide leave first, change ÷ to × , turn second upside down
= 2 × 
Okay so since with the penny it's 1/5 that means there's only one penny and 5 other coins and 100% is 5 then 80% will be 4 so your answer is 80% hope this helps
Answer:
25
Step-by-step explanation:
25 divided by 5 is 5
5 + 2 = 7
Answer:
Step-by-step explanation:
hello :
the system is : x+y+z=-6.....(1)
x-y+3z=-18.....(2)
2x+2y+2z=-8.....(3)
use (3): 2(x+y+z) = - 8 so : x+y+z = -4
use (1) : x+y +z = -6 -6=-4 false
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