3 X + 2 Y is equal to 11, 2 X + 3 Y is equal to 4 by substitution method
Answers
Answered by
2
Step-by-step explanation:
3x+2y=11
2x+3y=4
now
3x=11-2y
x=11-2y÷3
put value of x in eq-2
2(11-2y÷3)+3y=4
22-4y÷3+3y=4
22-y=12
-y=-10
y=10
put y in eq-1
3x+20=11
3x=9
x=3
Similar questions