How do you solve this problem?

1/3x+2y=3z

As the pressure in the mantle increases, A. The wave's frequency decreases. B. The wave's speed increases. C. The wave's frequency increases. D. The wave's speed decreases

What is a star's main fuel during its lifetime? A. hydrogen B. carbon C. helium D. oxygen

At a pressure 44 kpa the gas in a cylinder has a volume of 29 liters assuming temperature remains the same, if the volume of the gas is decreased to 4liters what is the new pressure? kpa

What is a representation of the earth's surface

Which of the metals is the best conductor of heat? How do you know?

Based on how the book describes a heat pump in sec 16.3 how does a heat pump prove law of conservation of energy

When a gas in a container is squeezed to half its volume, its density?

A ballet student with her arms and a leg extended spins with an initial rotational speed of 0.90rev/s. As she draws her arms and leg in toward her body, her rotational inertia becomes 0.80 kg⋅m2 and her rotational velocity is 4.1rev/s.

The power rating of a vacuum cleaner is 0.8 kilowatts. If you use the vacuum cleaner for 2.5 hours, how much energy does it use?

Which has more gravitational potential energy - - a cliff diver at the top of the cliff or a cliff diver at the bottom of the cliff?