Why do we use line, shape and color when using implied texture

We use a line shape and color when using implied texture so we can get more information about the texture

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On november 25th, beginning checking balance is $100 account credited for a deposit of $50. account has $150that same day, two checks are posted totaling $75.$150-$75 = $75will an overdraft occur if sherri's bank credits deposits before it posts checks? nowill an overdraft occur if sherri's bank posts checks before it credits deposits? no