( x +32)=76 12-x=4 4x=6 3

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( x +32)=76 12-x=4 4x=6 3
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( x +32)=76 12-x=4 4x=6 3
( x +32)=76 12-x=4 4x=6 3
 

( x +32)=76 12-x=4 4x=6 3
70—x+18=60

70-(60-18)

70+18-60=28

70一X+18=60
88一X=60
X=88一60
x=28