Answer:
x = [tex]\sqrt{15}[/tex] / 3
Step-by-step explanation:
3x² - 10 = -5
3x² = 5
x² = 5/3
x = [tex]\sqrt{5}[/tex] / [tex]\sqrt{3}[/tex]
Multiply both numerator and denominator by [tex]\sqrt{3}[/tex]
