Add & subtract matrices

plz give the answer .. .

Explanation

Given in the question two matrix, a matrix can only be added to (or subtracted from) another matrix if the two matrices have the same dimensions.

Here the dimensions are 2x3 and 2x3.

To subtract two matrices, just subtract the corresponding entries

y = 0.77(x)

step-by-step explanation:

the jacket retains this value after 23% cut or retains 77% of original value. plug original 87 jacket price for x and the remaining value should be y.

25.2

step-by-step explanation:

2+4x6-8/10= 25.2