My kitchen sink has low water pressure.I installed a new faucet and still have the same problem. There are a lot of branches coming off the same line. The back yard faucet and water heater and kitchen sink are on the same line.Should I run a separate line to the kitchen sink?

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My kitchen sink has low water pressure.I installed a new faucet and still have the same problem. There are a lot of branches coming off the same line. The back yard faucet and water heater and kitchen sink are on the same line.Should I run a separate line to the kitchen sink?