Answer:
-20 or +4
Step-by-step explanation:
(x+20)*(x-4)=0
x+20=0 or x-4=0
X= -20 or +4
Answer:
What math are you in
Step-by-step explanation:
Answer:

Step-by-step explanation:

Expand/Distribute x+3 in x+5

Distribute 3 in the expression.

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Answer:
In mathematics, the determinant is a scalar value that is a function of the entries of a square matrix. It allows characterizing some properties of the matrix and the linear map represented by the matrix.