Question

Solve the following system of equation using i. Elementary row operation ii. Cramer’s rule 21 − 32 + 3 = 4 1 + 22 − 23 = 1 31 + 2 − 23 = −2

Answer 1

Answer:

32 -21 =11

11+3=14

so 1 answer is 14

now do 2

41+22=63

63-23=40

so answer will be 40

now do 3

131+23=133

133-23=110