A plumber charges $130 to start a job plus $56 per hour. How many hours did she work if the total bill is $214?
This problem can be modeled with this equation:
$&130 + 56x = 214.$&
Step 1: Which operation should be performed to isolate the variable term?
Apply the
property of equality.
Which value do you need to subtract?
Step 2: Which operation should be performed to make the coefficient of x equal to 1?
Apply the
property of equality.
Step 3: Which statement expresses the answer in the context of the problem?