3x-2x^2+7-3x^2
=3x-2x^2-3x^2+7
=3x-5x^2+7
=-5x^2+3x+7 that’s how it’s solved and that’s the answer as well. Come back for help
Cross mutiply. 42*10= 420. 14*g= 14g
14g= 420
divide by 14 for both sides
14g/14= 420/14
g= 30
Check answer by using substitution method
42/30. Divide by 3 . 42/3= 14 , 30/3= 10
14/10 and 14/10 equal to each other by dividing 2.
14/2= 7 , 10/2= 5
7/5= 7/5
Answer: g= 30
Answer: A. (3x+8)(3x−8)
Step-by-step explanation:
C I think sorry if I’m wrong
