Explanation:
First you had to square from both sides of equation form.

Then you expanded form.



Solve by equation form.

Add by four from both sides of equation form.

Simplify.

Verified solutions.

Final answer: 
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-Charlie
Answer:
32.008
Step-by-step explanation:
Answer:
180
Step-by-step explanation:
450 x 0.4 = 180
A rate in which the numerator and the denominator are equal to a rate of one