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Evaluate a+4 when a=7.

Evaluate a+4a+4 when a=7a=7.

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Full solution

Q. Evaluate a+4a+4 when a=7a=7.
  1. Identify expression: Identify the expression to evaluate.\newlineWe are given the expression a+4a+4 and the value of aa as 77. We need to substitute the value of aa into the expression and simplify.
  2. Substitute value of a: Substitute the value of a into the expression.\newlineSubstitute 77 for aa in the expression a+4a+4.\newlineExpression after substitution: 7+47+4
  3. Perform addition: Perform the addition.\newlineAdd 44 to 77.\newline7+4=117 + 4 = 11

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