Answer the following questions about linear equations.

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Graded Response

a) Solve for w:
w + 3 = 8



b) Dave gave three cookies to Shawon and ended up
with four cookies. How many cookies did Dave have
before he ran into Shawon?



c) Sally doubled her salary with her new
job. She now earns $130 per week. How much per week
did Sally earn in her previous job? 

