Question

4x-y=11 3x-2 y=-7 substitution method​

Answer 1

Answer:  x=1.8   and y=6.2

Step-by-step explanation:

4x-y=1  (i)       3x-2y=-7(ii)

from (i) y=4x-1  

putting this value in (ii)

3x-2(4x-1)=-7

3x-8x+2=-7

-5x=-9

5x=9

x=1.8

y=4(1.8)-1       =7.2-1        =6.2