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Help .........thanks
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Help .........thanks

Help .........thanks-example-1
User Tony Fung
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1 Answer

5 votes
1.) b+4a
b= -5
a= -4
-5+4(-4)=
-5-16= -21

2.) xz-z
x= -2
z= -5
(-2)•(-5) -(-5)=
10+5=15
User Zanga
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