Let
x------> height of Leon's older brother
y------> height of Leon
Convert mixed number to an improper fraction

we know that
-----> equation A
-----> equation B
substitute equation A in equation B

Convert to mixed number

therefore
<u>the answer is</u>

Choice C, it has the same slope as the given equation without being identical to it like choice a.
Answer:
50%
Step-by-step explanation:
duhh, sorry this one just very obvious
3+2x=y
6y=5x+4
6(3+2x)=5x+4
18+12x=5x+4
14+12x=5x
14=-7x
-2=x
the number is -2