A system of equations is a set of definite number of linearly independent equations in which they intersect at one or more points to find the values of the unknown variables depending on the number of participating equations. It is created by the standard form (y-h) = m (x-k) where (h,k) is given and that m or slope varies.

**Answer:**

I think it might be 78. I'm so sorry If I'm wrong I'm.not the bet at them but just try it

**Answer:**

**Rectangle**

**Step-by-step explanation:**

Note the definition of a rectangle. All angles must be 90°, and opposite sides are parallel and congruent.

It says that Andre "drew a quadrilateral with <em>four right angles and two pairs of congruent sides</em>.", making rectangle a candidate as an answer.

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Answer: 36x^2-27

Step-by-step explanation: