Equation Worksheet With Answer Key Page 5

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May 22, 2014
Each   s ide   o f   a   s quare   x   u nits   l ong   i s  
decreased   b y   9   u nits.     W hich  
expression   r epresents   t he   a rea   o f   t he  
new   s quare   i n   s quare   u nits?
a)     x
  –   8 1            
b)     x
  –   1 8   x   +   1 8          
2
2
c)     x
  –   1 8x   +   8 1           d )     2 x   –   1 8
2
answer: C

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