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2 years ago

Solve the equations: 1.3x–2−(3.3x+5)=2x+1

Mathematics

1 answer:

Dovator [93]2 years ago

5 0

Answer:

1.3x - 2 - (3.3x + 5) = 2x + 1

1.3x - 2 - 3.3x - 5 = 2x + 1

-2x - 7 = 2x + 1

-7 = 4x + 1

-8 = 4x

x = -2

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Please help me with both problems thank you so much!!

motikmotik

The one on the left is -5/6
The one on the right is 1/21

6 0

1 year ago

Read 2 more answers

What is 21.6 percent as a fraction

Alchen [17]

Fractional number equivalent to 21.6<span> is </span><span>108/<span>5. This is because 108/5=21.6...

Hope this helps! :-)</span></span>

8 0

2 years ago

A certain amount of money is shared between

ICE Princess25 [194]

<h3>Hello There !! </h3>

<h3><u>Explanation :- </u></h3>

• Amount received by Rui = 5x = 5 x 11 = $55..

• Amount received by Vishal = 9x = 9 x 11 = $99..

Let the amount received by Rui be 5x..

Then the amount received by Vishal is 9x ..

And by this data = 5x + 44 = 9x ..

4x = 44
x = 44/4 = 11

• Amount received by Rui = 5x = 5 x 11 = $55..

• Amount received by Vishal = 9x = 9 x 11 = $99..

<h3>Hope this helps you..! </h3>

7 0

1 year ago

Inverse of<br>f(x)=6x+5<br>

KATRIN_1 [288]

Attached image is the answer

8 0

1 year ago

If x^2=y^2+z^2<br><br> what does x equal?

Zepler [3.9K]

Answer:

$\displaystyle x = \sqrt{y^2 + z^2}$

General Formulas and Concepts:

<u>Pre-Algebra</u>

Equality Property

<u>Algebra i</u>

Terms/Coefficients

Step-by-step explanation:

<u>Step 1: Define</u>

<em>Identify</em>

$\displaystyle x^2 = y^2 + z^2$

<u>Step 2: Solve for </u><em><u>x</u></em>

[Equality Property] Square root both sides: $\displaystyle x = \sqrt{y^2 + z^2}$

3 0

2 years ago