Try another version of this question Get help: Box 1: Enter each element of the matrix as number (like 5, -3, 2.2)
A = `[(1,-2,10),(-3,8,2),(-7,-5,-1),(4,0,3),(9,-6,-8)]` E = `[(-1,-3,-4),(9,-7,-2),(-6,-5,3),(-9,8,-8),(6,4,0)]`
`4A+3E = `
`[(1,-17,28),(15,11,2),(-46,-35,5),(-11,24,-12),(54,-12,-32)]`