ans is b...multiply eqn 1 by -2 and eqn 2 by 3
=》 -6x + 10y = 4...eqn 3
=》 6x + 3y = 9...eqn 4
add eqn 3 and 4...
=》13y = 13
=》y =1 and x = 1
1/25=0.04
9/25=9*0.04=0.36
6 m.p.g if that's the type of question your referring to...
Answer:
A,C,D
Step-by-step explanation: