ok so first step is to get rid of x
than you want to subtract x from 4/5x
than you want to minus 7 from 9 and you get 2
now times 5 to both sides like like this
4/5x5 and 2x5=
4x=10
x=2.5
i hope this helps you
then you have
so then you will have
Is the graph below linear function or non- linear plxxx helppp
1 answer:
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Answer:
10cmsquare
Step-by-step explanation:
name the triangle ABC
use pythagoras theo.
ACsq=ABsq+BCsq
ACsq=5×5 + 4×4
ACsq=25+16
ACsq=41
AC=sq root 41
ar shaded region=(use pythagoras again with the shaded triangle)
root of 41×root of 41-4×4
=41-16
=25
root of 25=5cm