Question

3 x + 2 y is equals to 10 12 x + 8 y is equal to 30 solve it by substitution method

Answer 1

x and y is not solutions

3x+2y=10

3x=10-2y

x=10/3-2y/3

12×+8y=30

12(10/3-2y/3)+8y=3o

since it is no solutions