SOLUTION: Define a variable. Then write an equation to model each situation. The total was $28 after a $4 tip was added to the bill.

SOLUTION: Define a variable. Then write an equation to model each situation. The total was $28 after a $4 tip was added to the bill.

Algebra.Com

Question 509512: Define a variable. Then write an equation to model each situation.
The total was $28 after a $4 tip was added to the bill.
Answer by swincher4391(1107) (Show Source): You can put this solution on YOUR website!
Let b stand for the bill.
Then the bill can be defined as:
28 = 4 + b
Thus b=24
The bill was $24.
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