It would be the first option
10x²+15x-70= 5(2x² +3x - 14)= 5(2x+7)(x -2)
(2x+7)(x -2) = 2x²+7x-4x-14 = 2x²+3x-14
correct answer is A
Answer:
14
or 
Step-by-step explanation:
Turn your fractions into improper and make them have the same denominator
+
=
Leave it as is or simplify to 14
Do you know how to add fractions? let me know if u dont