1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Blizzard [7]
2 years ago
10

Solve solve the following equations 2x (x minus 5) close + 3(x-2)=8+7(x-4)​

Mathematics
1 answer:
stiv31 [10]2 years ago
7 0

Step-by-step explanation:

<em>2</em><em>x</em><em>(</em><em>x-5</em><em>)</em><em>+</em><em>3</em><em>(</em><em>x-2</em><em>)</em><em>=</em><em>8</em><em>+</em><em>7</em><em>(</em><em>x-4</em><em>)</em>

<em>2</em><em>x</em><em>²</em><em>-10x</em><em>+</em><em>3</em><em>x</em><em>-</em><em>6</em><em>=</em><em>8</em><em>+</em><em>7</em><em>x</em><em>-</em><em>2</em><em>8</em><em>(</em><em>Group</em><em> </em><em>like</em><em> </em><em>terms</em><em>)</em>

<em>2</em><em>x</em><em>²</em><em>-</em><em>1</em><em>0</em><em>x</em><em>+</em><em>3</em><em>x</em><em>-</em><em>7</em><em>x</em><em>=</em><em>8</em><em>-</em><em>2</em><em>8</em><em>+</em><em>6</em>

<em>2</em><em>x</em><em>²</em><em>-</em><em>7</em><em>x</em><em>-</em><em>7</em><em>x</em><em>=</em><em>-</em><em>2</em><em>0</em><em>+</em><em>6</em>

<em>2</em><em>x</em><em>²</em><em>-</em><em>1</em><em>4</em><em>x</em><em>=</em><em>-</em><em>1</em><em>4</em><em>(</em><em>Divi</em><em>de</em><em> </em><em>both</em><em> </em><em>sides</em><em> </em><em>by</em><em> </em><em>-</em><em>1</em><em>4</em><em>)</em>

2x²<em>-</em><em>x</em><em>=</em><em>1</em>

<em>2</em><em>x</em><em>=</em><em>1</em>

<em>x</em><em>=</em><em>½</em>

<em>Hope</em><em> </em><em>you </em><em>get</em><em> </em><em>it</em><em> </em><em>please</em><em> </em><em>someone</em><em> </em><em>shou</em><em>ld</em><em> </em><em>verify</em><em>.</em><em>.</em><em>.</em><em>.</em>

You might be interested in
Just answer question 3,4 and 5 only.. There will have a diagram because the question base on that. One thing, just show the work
irina [24]

Answer:

Step-by-step explanation:

Atachment in 1 minute.

7 0
3 years ago
What does geometry mean ?
Montano1993 [528]

"The branch of mathematics concerned with the properties and relations of points, lines, surfaces, solids, and higher dimensional analogs." - Dictonary.com

In simple words, it is a study in math in which you study shapes, lines, planes, and points.

4 0
2 years ago
Read 2 more answers
HELP
Monica [59]

alligators:

 x = total number of alligators

n = number of years

x=20x1.25^n

crocodiles:

 y = total number of crocodiles

n = number of years

y=25+10n

4 0
3 years ago
What is 'Five less than 25' in numerical expression?
saveliy_v [14]

Answer:

5 < 25

in numerical expression

7 0
2 years ago
Read 2 more answers
Find the lateral and total for the cone below. leave the answer in terms of pie.
lutik1710 [3]

Answer:

<h2>35×24 = 840in²</h2>

Step-by-step explanation:

<h3>height=35 in.</h3><h3>base = 24<em><u>i</u></em><em><u>n</u></em><em><u>.</u></em><em><u> </u></em><em><u> </u></em></h3>

<em><u>then</u></em> <em>multiply</em>

8 0
2 years ago
Other questions:
  • You are to construct an open rectangular box with a square base and a volume of 48 ft^3. If material for the bottom costs $6/ft^
    7·1 answer
  • What is 9x-7y=-7 in slope intercept form?
    15·1 answer
  • What is the equation for 1.2×5 in fractions
    5·2 answers
  • How to factorise 7x+14
    14·1 answer
  • Find the y-intercept of the line on the graph
    7·2 answers
  • *20* points* any help would be appreciated
    8·1 answer
  • A rectangular pyramid was sliced perpendicular to its base and through its vertex. What is the shape of the cross section shown
    13·2 answers
  • I need help for all of them please!
    12·1 answer
  • Find the simple interest to the nearest cent.<br><br> $300 at 7.5% for 5 years
    5·1 answer
  • Solve for x (round to the nearest thousandth)
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!