Try another version of this question The matrix below represents a system of equations. Write the equations below using `x`, `y`, and `z` as the variables in order.
Get help: Box 1: Enter your answer as an equation. Example: y=3x^2+1, 2+x+y=3
Box 2: Enter your answer as an equation. Example: y=3x^2+1, 2+x+y=3
Box 3: Enter your answer as an equation. Example: y=3x^2+1, 2+x+y=3
`[(4,2,-7,15),(6,-2,3,81),(7,7,6,290)]`
The first equation is
The second equation is
The third equation is
Be sure your variables match those in the question `4x+2y-7z = 15`
Be sure your variables match those in the question `6x-2y+3z = 81`
Be sure your variables match those in the question `7x+7y+6z = 290`