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Sagot :
Step-by-step explanation:
[tex] {y}^{2} - 1 = 80[/tex]
[tex] {y}^{2} = 81[/tex]
[tex]y = ±9[/tex]
[tex] \frac{y - 4}{4} = 1[/tex]
[tex]y - 4 = 4[/tex]
[tex]y = 8[/tex]
[tex] \frac{10 - 63}{y} = 1[/tex]
[tex]10 - 63 = y[/tex]
[tex] - 53 = y[/tex]
Answer:
Solve each equation for y:y^2 -1=80(y-4) divided by 4=110-63 divided by y=1
Step-by-step explanation:
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