Question

Solve the simultaneous equations 4 x + 3 y = 20 4 x + 2 y = 14

Answer 1

Answer:

4x+3y=20

4x+2y=14

subtract both the equations,you get

y=6

then substitute the value of y=6 in equation 1

4x+3×6=20

4x+18=20

4x=20-18

4x=2

x=2/4

x=1/2