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3 years ago

How do you simply an expression

1 answer:

5 0

Let's say that $x+3=2x-1$
First, you want all of the variables on one side and the rest on the other;
$x+3=2x-1\\
3-(-1)=2x - x\\
3+1=x\\
x=4$

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What is the geometric mean of 4 and 10

GalinKa [24]

Answer: 6.3

Step-by-step explanation:

The formula for geometric mean is given as :

G.m = $\sqrt{pq}$

Therefore , the geometric mean between 4 and 10 will be :

G.m = $\sqrt{4(10)}$

= $\sqrt{40}$

= 2 $\sqrt{10}$

= 6.3

8 0

3 years ago

Fast I need to know what 20/22= x/11

sergij07 [2.7K]

Answer:

To Find => The value of x. in the equation below

$20 \div 22 = x \div 11$

Step-by-step explanation:

We will cross Multiply the digits

=>20 \div 22 = x \div 20

=>We'll cross Multiply

$20 \div 22 = x \div 11 \\ = > 22x = 20 \times 11 \\ = > 22x = 220 \\ = > x = 220 \div 22 \\ = > x = 10$

Hence, 10 is the required answer

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3 years ago

PLZ HELP!!!!!! What is the equation of the line graphed below?

alex41 [277]

Answer:

Your answer is B

Step-by-step explanation:

First we have to find the Y intercept, which is -2.

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If you count up 5 and left 2 you get your next point. Meaning that 5/-2 is your slope.

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3 years ago

Using measures of center and variability to compare data- quiz answers?

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2 years ago

Which represents the polynomial written in standard form? 4m – 2m4 – 6m2 + 9 9 + 4m + 2m4 – 6m2 2m4 – 6m2 – 4m + 9 9 – 6m2 + 4m

Alenkasestr [34]

Answer:

$- 2m^4 - 6m^2 + 4m + 9$

Step-by-step explanation:

Given

$4m - 2m^4 - 6m^2 + 9$

Required

Express in standard form

To do this, we simply reorder the terms of the polynomial in descending order of power.

So, we have:

$- 2m^4 - 6m^2 + 4m + 9$

4 0

2 years ago

Read 2 more answers