If a=5 what is the value of the card 4a-2
2 answers:
Answer:
18
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Step-by-step explanation:
<u>Step 1: Define</u>
4a - 2
a = 5
<u>Step 2: Evaluate</u>
- Substitute in <em>a</em>: 4(5) - 2
- Multiply: 20 - 2
- Subtract: 18
Answer:
The card "4a-2" is equal to 18
4a-2 = 18
Step-by-step explanation:
#1. Replace <em>a</em> 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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