Step-by-step explanation:
<u>to </u><u>evaluate</u><u> </u><u>the </u><u>difference</u><u> </u><u>between</u><u> </u><u>them </u><u>so,</u>
<u>subtract </u><u>1</u><u>.</u><u>8</u><u> </u><u>by </u><u>5</u><u>.</u><u>1</u>
<u>so,</u>
<u>5</u><u>.</u><u>1</u><u> </u><u>-</u><u> </u><u>1</u><u>.</u><u>8</u><u> </u><u>=</u><u> </u><u>3</u><u>.</u><u>3</u>
<u>so </u><u>difference</u><u> </u><u>between</u><u> </u><u>them </u><u>is </u><u>3</u><u>.</u><u>3</u>
<u>hope </u><u>this</u><u> answer</u><u> helps</u><u> you</u><u> dear</u><u>.</u><u>.</u><u>take </u><u>care</u><u> and</u><u> may</u><u> u</u><u> have</u><u> a</u><u> great</u><u> day</u><u> ahead</u><u>!</u>
Answer:
x= 7.5 mile/h
y= 3.5 miles / h
Step-by-step explanation:
Given x and y
so, x+y = speed down river
and x-y= speed up river
using
travel time = distance / speed for each case;
we get;
22/x+y=2 ---(1)
and
22/x-y=5.5 -----(2)
Solving equations simultaneously
eq 1 gives
2x+2y=22 ---(3)
eq 2 gives
5.5x-5.5y=22 ----(4)
Multiply eq 3 by 2.75
==> 5.5x+5.5y=60.5 --- (5)
adding eq 4 with eq 5
==> 11x =82.5
==> x= 7.5 miles/h
put this value in eq 3
==> 2(7.5)+2y=22
==> 2y=22-19.8
==> 2y=7
==> y = 3.5
Answer:
<h2>

</h2>
Step-by-step explanation:



Answer:
If you want them at the same exact point then since the theif is 9 steps ahead it
will take 3 seconds
Step-by-step explanation:
Robber:
<em>starts at 9</em>
<em>starts at 9add on 5 and you get 14</em>
<em>starts at 9add on 5 and you get 14add 5 more you get 19</em>
<em>starts at 9add on 5 and you get 14add 5 more you get 19and another 5 would give you 24</em>
Police:
<em>is</em><em> </em><em>at</em><em> </em><em>0</em><em> </em><em>meters</em><em> </em>
<em>add</em><em> </em><em>8</em><em> </em><em>any</em><em> </em><em>you</em><em> </em><em>get</em><em> </em><em>8</em>
<em>add</em><em> </em><em>8</em><em> </em><em>more</em><em> </em><em>and</em><em> </em><em>you</em><em> </em><em>get</em><em> </em><em>1</em><em>6</em>
<em>and</em><em> </em><em>another</em><em> </em><em>8</em><em> </em><em>would</em><em> </em><em>get</em><em> </em><em>you</em><em> </em><em>to</em><em> </em><em>2</em><em>4</em>