Answer:
x = 7, x = -10
Step-by-step explanation:
[tex]x^2+3x-70 = 0[/tex]
Use the quadratic formula.
[tex]x = \frac{-3 + \sqrt{3^2-4(1)(-70)} }{2(1)} \\x = \frac{-3 - \sqrt{3^2-4(1)(-70)} }{2(1)} \\[/tex]
Solve.
x = 7, x = -10
You can also factor if you want - that is a faster method.