To calculate the inverse isolate x on one side and switch x with y on both sides
1)
y=(2x-3)/5
5y=2x-3
5y+3=2x
(5y+3)/2=x
-> f(x)=(5x+3)/2
2)
y=(x+8)/2
2y=x+8
2y-8=x
-> f(x)=2x-8
3)
y=(x+2)/7
7y=x+2
7y-2=x
-> f(x)=7x-2
4)
y=(1-2x)/x
y=(1/x)-2
y+2=1/x
x=1/(y+2)
-> f(x)=1/(x+2)
Answer: <u><em> B 9.25</em></u>
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Step-by-step explanation:
Step-by-step explanation:
Only D, y = 3x + 12 is in slope-intercept form.
Answer:The Perimeter of Green Island is 1.6 km.
L x (times) w ( length times width) 9x4=36 I think.
