Question

ajuda

2/3 y²- 0,75=7

Answer 1

2/3 y² = 7 + 0.75

y² = 7.75/(2/3)

y² = (7.75/1)*(3/2)

y² = 23.25/2

y² = 11.625

y = √11.625

y = 3.4