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Oliga [24]
3 years ago
11

Ssion 4 x (20 – 1) if a = 3? What the answer?

Mathematics
2 answers:
larisa [96]3 years ago
7 0

Answer:

20

Step-by-step explanation:

a = 3

4 × (2a - 1) =

= 4 × (2 × 3 - 1)

= 4 × (6 - 1)

= 4 × 5

= 20

erica [24]3 years ago
4 0

Answer:

<h2><em><u>16</u></em></h2>

Step-by-step explanation:

<h3><em><u>Question</u></em><em><u>:</u></em></h3>

4 × 2(a - 1)

<h3><em><u>Given</u></em><em><u> </u></em><em><u>value</u></em><em><u>:</u></em></h3>

a = 3

<h3><em><u>Solution</u></em><em><u>:</u></em></h3>

4 × 2(a - 1)

= 4 × 2(3 - 1) <em>[</em><em>Substituting</em><em> </em><em>the</em><em> </em><em>value</em><em> </em><em>of</em><em> </em><em>a</em><em> </em><em>=</em><em> </em><em>3</em><em>]</em>

= 4 × 2(2)

= 4 × 4

= 16

<em><u>Hence</u></em><em><u>,</u></em><em><u> </u></em><em><u>16</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>required</u></em><em><u> </u></em><em><u>answer</u></em><em><u>.</u></em>

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nadezda [96]

Hey there!

Just do PEMDAS

• Parentheses

• Exponents

• Multiplication

• Division

• Addition

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3 + 1(6 ÷ 2)

= 3 + 1(3)

= 3 + 3

= 6

Therefore, your answer is: 6

Good luck on your assignment and enjoy your day!

~Amphitrite1040:)

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