I need help on question Lori is 8 years old. In 5 years, her cousin Philip will be twice as old as Lori will be. Write the ratio of Philip's age now to Lori's age now.

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11

Use sigma notation to represent the following series for 9 terms.

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?