Answer:

Step-by-step explanation:
We need to find the value of x so that the value of given function becomes 21 .
We have ,

Now , for finding x ,
\left[Y \right] = \left[ f(x)\right][Y]=[f(x)] .
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Answer:
<em>least</em><em> </em><em>to</em><em> </em><em>greatest</em>
<em>.</em><em>86</em><em>,</em><em> </em><em>8</em><em>/</em><em>9</em><em>,</em><em> </em><em>.</em><em>9</em>
2/3 is equivalent to 16/24
and 5/8 is equivalent to 15/24 miles
15/24+16/24= 31/24
31/24 simplifies to 1 6/24
Which simplifies down to 1 1/6
Miles ran 1 and 1/6 miles
(3x+4) units.
Working;
AM=AD+DM
=x+5+2x-1
=(3x+4) units