Question

2x+3y=12;x-y=2 by substitution method​

Answer 1

Step-by-step explanation:

2x+3y=12------eq.1

x-y=2-------------eq.2

from eq.2

x-y=2

x=2+y--------eq.3

put the value of x in eq 1

2×(2+y) +3y=12

4+2y+3y=12

4+5y=12

5y=12-4

5y=8

y=8/5

put y in eq 3

x=2+8/5

x=(10+8)÷5

x=18/5

Answer 2

Answer:

(2×+3y=12 ×-y=1 gracias-brainly.lat