Here, we have an expression with multiple parts:
4x - 8 + y - 3
This expression is made up of three components:
| Terms | 
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| Terms are parts of an equation, separated by mathematical operators. | 
 
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Figure 1. | 
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| Coefficients | 
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 Coefficients are the numerical parts of terms containing variables.  | 
 
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Figure 2. | 
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Here, the coefficient in front of x is "4". The coefficient in front of y is "1".
| Constants | 
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 Constants are terms that do not contain variables.  | 
 
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Figure 3. | 
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