Question

If a=5 what is the value of the card 4a-2

Answer 1

Answer:

18

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

1. Brackets
2. Parenthesis
3. Exponents
4. Multiplication
5. Division
6. Addition
7. Subtraction

• Left to Right

Step-by-step explanation:

Step 1: Define

4a - 2

a = 5

Step 2: Evaluate

1. Substitute in a:                   4(5) - 2
2. Multiply:                              20 - 2
3. Subtract:                             18

Answer 2

Answer:

The card "4a-2" is equal to 18

4a-2 = 18

Step-by-step explanation:

#1. Replace a with 5 and Your equation should look like the following:

4(5)-2

#2. Now Simplify, we all know that multiplication goes before subtraction or addition:

20-2

#3. Celebrate:

18

Woohoo

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