Question

4a+b=34 and a+4b=16 find the value of a and b
pls help​

Answer 1

Answer:

» 4a + b - 34 = 0 ... (1)

» a + 4b - 16 = 0 ... (2)

From (1) & (2)

» x/[-16 + 4(34)] = -y/[-64 + 34] = 1/(16 - 1)

» x/(120) = -y/(-30) = 1/15

» x/(120) = 1/15 & y/30 = 1/15

» x = 8 & y = 2