Answer:
x
Step-by-step explanation:
2x+2y=12.........&
6x-2y=20.........$
&+$: 8x=32
x=4
2*4+2y=12
y=4
Answer:
Step-by-step explanation:
raportul va fi de 2/8=1/4 m
Step-by-step explanation:
<em>Given-</em>
5.1 km/hr
<em>Relation bween </em>mph <em>and </em><em> </em>km :-

So,

Therefore, the answer is <u>3.17 mph</u>.