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# Equations

(See attached file for full problem description with equations)

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1. Perform the following computation. Write the answer in scientific notation.

2. Perform the indicated operation. Solve for x. Reduce your answer to lowest terms.

3. Perform the indicated operation.

4. Solve this equation. Solve for x.

5. Solve this equation. Solve for x. Watch for extraneous solutions.

6. The ratio of cars to sport utility vehicles (SUV) sold by Ford Motor Company in one month is 45 to 55. If 30,000 less cars were sold than SUV, then how many of each were sold that month? Hint: Use C as a variable for car and SUV as a variable for SUV.

7. For the formula shown, if x = 5 and z = 6, find y.

8. For the formula shown, if w = 600, x = 125, and y = 3, find z.

9. Find all real or imaginary solutions to this equation. Solve for x.

10. Find the vertex and intercepts of this function.
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(See attached file for full problem description with equations)

#### Solution Summary

This shows how to write and solve equations and formulas, and to solve quadratic equations and find vertex and intercepts.

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