If I understand right you want the inverse of H(x)
H(x)=x
y=x
to calculate the inverse, isolate x, which is already the case, switch x and y, which doesn't change anything and that is your new function
the inverse is the same function in this case
so H⁻¹(x)=x
Rosa will need 14/5
On Monday she used 12/3 add one to the numerator and denominator 13/4that was what she used on Tuesday add another one to 13/4(denominator and numerator)it will give 14/5 and that is what she will need for wednesday
Answer: Joanna will have 275.4 and Zinaya will have 360.
Joanna Equation: 1,530 x .06 = 91.8
91.8 x 3 = 275.4
Zinaya Equation: 1,500 x .08 = 120
120 x 3 = 360
Hope this helps!!
3. 8/12 and 9/12
5. 1,2,3,6,9,18
6.Friday
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Glad I could help, and good luck!
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May you put this into English form so I can help you