If `[[y+2x,5],[-x,3]]=[[7, 5],[-2 ,3]],` find the value of `y`

Explanation

To solve the equation given by the matrices, we will follow these steps:

1. **Set up the equations from the matrix equality**:
Given the matrices:
\[
\begin{bmatrix}
y + 2x & 5 \\
-x & 3
...