(8-x)×19/20+(2+x)×9/10= 9.25
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1
Answer:
x=3
Step-by-step explanation::(8-x)19/20+(2+x)18/20=9.25
(8-x)19+(2+x)18=185
152-19x+36+18x=185
188-x=185
x=188-185
x=3
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