You answer is -25 your welcome
Answer:
-3x + 8
Step-by-step explanation:
Simplify. combine like terms (terms with the same amount of variables).
Subtract -2x and x: -2x - x = -3x
-3x + 8 is your answer.
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Plug in a -20 wherever you see a b
(-20)^2 +4*-20-89/13
400 + -80-89/13
400 - 169/13
400-13
=387
Hope this helps
Answer:
B im almost 100% sure, the 3 is where it starts on the Y axis so its based off the 2x which goes up 2 over to the right one, if it goes on a downward slope like the bottom two then that means its a negative equation.