Question

A) 2 x + 6 x - 10 = 15 x + 6
b) x² - x - 6 + 1 = 0
c) 5 x² + 6 + 1 = 0
d) 3 x (x+1) - x = 33 - (x - 3)²

Answer 1

a) 16/7
b) 25
c) -7/25
d) 35