Try another version of this question Get help: Box 1: Enter each element of the matrix as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Subtract: `[(-6,4),(-2,-7),(-2,-6),(8,-7)] - [(1,4),(6,-6),(4,-7),(5,-7)]`
`[(-7,0),(-8,-1),(-6,1),(3,0)]`