A sleeping bag weighs 8 pounds. Your backpack and sleeping bag together weigh 31 pounds. Write an equation to determine whether the backpack without the sleeping bag weighs 25 or 23 pounds.
1 answer:
Sleeping bag weights 8 pounds sb=8 backpack+sleeping bag=31 b+sb=31 sb=8 b+8=31 subtract 8 from both sides b+8-8=31-8 b+0=23 b=23 backpack weighs 23 pounds with out sleeping bag equation is b+s=31 s=8
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