Diego bought a book for $13.50. Sales tax is 7%. What is the total cost of his purchase? (show work)
2 answers:
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Answer:
Step-by-step explanation:
First, remember that the maximum degree of an angle totals 360°.
Since we already have 294°, this means that what is left must total .
Therefore, this means that our two smaller angles must equal 66°. So:
Solve for x. Add on the left:
Subtract 8 from both sides. Therefore, the value of x is: