directions: solve each equation below and type your answer in the “answer” (next to the question) column. Type all in answers in
decimal form.
1 answer:
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Consider the first blank is the green box.
Given:
The equations are
To find:
The value belongs in the green box
Solution:
We have,
...(i)
...(ii)
Adding (i) and (ii), we get
So, the value for the first black is 2x. It means the value belongs in the green box is 2x.
The values of three blanks are 2x, 0 and 13 respectively.
Therefore, the correct option is B.
Answer:
Step-by-step explanation:
The quadratic formula of a quadratic equation
We have the equation:
Substitute: