Question

3x^2-x=7


can u help me with plz

Answer 1

3x²-x=7
√x √7
3x-x=√7
2x=√7
x=√7/2 or x=1.32

Answer 2

There are no rational factors for the zeroes.
So solve by the quadratic formula:
3x²-x=7
3x²-x-7 = 0
x=(1±√(1+84))/6
=(1±√(85))/6
=-1.37 or 1.70 approx.