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Evaluate each expression if a=4,b=3and c=9.

c+3a

Short Answer

Expert verified

The value of the given expression is 21.

Step by step solution

01

Step 1. Method of applying order of operations.

  1. Evaluate expressions inside grouping symbols
  2. Evaluate all powers.
  3. Multiply and/or divide in order from left to right
  4. Add or subtract in order from left to write.
02

Step 2. Putting the values of given variables in the expression.

c+3a=9+3·4sincea=4,c=9

03

Step 3. Simplifying the expression.

9+3·4=9+12Performingmultiplication=21Performingaddition

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