Question

solve the equation:
(i) 30m + 40n = 10
(ii) 40m + 55n = 13​

Answer 1

Answer:

a1:30, b1 :40, c1 :10

a2 : 40, b2: 55,c2:13

equation 1 multiple 4

equation 2 multiple 3

120 m + 120 n + 40

120 m + 165 n - 39

45n2 : 1