How do you know how to solve algebraic equations in the correct order?

Mathematics

1 answer:

LuckyWell [14K]2 years ago

8 0

You do that by using PEMDAS

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15 is 30% of what number?

777dan777 [17]

15 is 30% of 50

Change the percentage to a decimal by dividing it over 100:
$\frac{30}{100} = 0.3$

Divide 15 over 0.3:
$\frac{15}{0.3} = 50$

3 0

3 years ago

Read 2 more answers

How do you do this? plz I really need help.

Vlada [557]

The top two answers are equivalent, while the bottom one is not. You would use distributive property in the parentheses. If both expressions are the same, they are equivalent

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2 years ago

Help me plz I’m struggling with this

swat32

Answer:

if you zoom in a little bit and repost it i can help you

Step-by-step explanation:

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3 years ago

The simplified form of 5√2 - 4√2/ √2 is... its estimated value is..

ankoles [38]

Answer:

2 answers available depending on paranthesis

Step-by-step explanation:

5√2-4√2/√2 = 5√2 - 4

if there is a parenthesis like

(5√2 - 4√2)/√2 = 1√2/√2 =1

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2 years ago

Х+ 2y = -1<br> 2x – Зу = 12

yarga [219]

Use substitution method

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3 years ago