Try another version of this question Get help: Box 1: Enter each element of the matrix as number (like 5, -3, 2.2)
A = `[(-4,-1,-5),(1,3,2),(-10,10,-3),(-6,5,6)]` E = `[(9,0,-2),(-10,8,-5),(-1,-4,-3),(-9,2,10)]`
`3A+4E = `
`[(24,-3,-23),(-37,41,-14),(-34,14,-21),(-54,23,58)]`