2 years ago

Solve each equation for y:

Mathematics

2 answers:

strojnjashka [21]2 years ago

4 0

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:

sammy [17]2 years ago

3 0

Step-by-step explanation:

${y}^{2} - 1 = 80$

${y}^{2} = 81$

$y = ±9$

$\frac{y - 4}{4} = 1$

$y - 4 = 4$

$y = 8$

$\frac{10 - 63}{y} = 1$

$10 - 63 = y$

$- 53 = y$

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