Simplify: 7x2 + 6x + 9x² - 5x

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Astudent has created the give circuit diagram. it consists of a battery, a resistor, and a light bulb. in one minute, 1.2c of charge flows through the resistor. how much charge flows through the light bulb in one minute?