Question

x-3y=8 4x-y 21 solve by substitution method (please write all the steps)​

Answer 1

Answer:

x-3y=8 (I) 4x-y=21(ii) substituting x=8+3y from (I) in (ii) 4(8+3y)-y=21 32+12y-y=21 32+11y=21 11y=-11 y=-1 x=8+3y x=8+3(-1) x=8-3 x=5 hope it helps please mark my answer the brainliest and follow me.

Answer 2

Here is the answer please mark this answer brainliest