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
hichkok12 [17]
3 years ago
7

What is the value of x ?20(20-x)=300

Mathematics
2 answers:
Veseljchak [2.6K]3 years ago
7 0

Answer:

x=5

Step-by-step explanation:

20(20-x)=300

400-20x=300

400-300=20x

100=20x

5=x

tatuchka [14]3 years ago
3 0
X=5 because 20*15=300
You might be interested in
Choose the numerical expression that represents multiplying the sum of 159 and 833 by 6​
Eva8 [605]

Answer:

(159+833)*6 = 5952

Step-by-step explanation:

(159 + 833) * 6

= 992*6 = 5952

4 0
3 years ago
Julie has two bags of grapes. One weighs 5/8 pound and the ther weighs 1/4 pound. What is the difference in the two bags of grap
ICE Princess25 [194]

Answer:

one bag is heavier and the other is lighter.

Step-by-step explanation:

5/8 = more than half a pound

1/4 = less than half a pound

8 0
3 years ago
Read 2 more answers
Does anyone know how tj do this (trig)
Crank

Answer:

x = 5

Step-by-step explanation:

NOTE: THE 2 SIDES ARE THE SAME LENGTH

THEY HAVE TO BE SMALLER THEN 10

So 10/2 = 5

x = 5

<em><u>Please mark as brainliest </u></em>

Have a great day, be safe and healthy  

Thank u  

XD

8 0
3 years ago
John used 1 3/4 kg of salt to melt on his sidewalk. He then used another 3 4/5 kg on the driveway. If he originally bought 10 kg
Natali [406]

Answer:

he have left 4.45 kg

Step-by-step explanation:

The computation of he have left is as follows:

= Total salt purchase - salt used on his sidewalk - sales used on the driveway

= 10 - 1 \frac{3}{4} - 3 \frac{4}{5}\\\\= 10 - \frac{7}{4} - \frac{19}{5}\\\\= \frac{200 - 35 -76 }{20}  \\\\= \frac{89}{20}

= 4.45 kg

Hence, he have left 4.45 kg

4 0
3 years ago
The angle of elevation to the top of a 30 story skyscraper is measured to be 3 degrees from a point on the ground 2,000 feet fro
Leto [7]
You have an angle of elevation of 3 degrees and you're 2000 ft from base of 30 story building. 
<span>Draw a picture of this. Then tan(3) = ht of bldg/2000 </span>
<span>I get a height of 104.82 ft rounded to 2 dp. </span>


<span>5. Ok. use the Pythagorean Theorem here to find the hypotenuse of the right triangle </span>
<span>hypt = sqrt(50^2 + 9^2) </span>
<span>Now sine of the angle of elevation is 50/hypt. = 0.984 or 0.98 to 2 dp.</span>
4 0
3 years ago
Other questions:
  • there can be at most 125 customers in a certain restaurant write an inequality that represents the numbers of costumers at the r
    12·1 answer
  • GE bisects DGF , m_ CGD= 2x - 2, m2 EGF= 37, m CGF = 7x + 2<br> mZCGD =<br> mZCGF =
    5·1 answer
  • PLEASE HELP ME!!!!! INEED HELP ON THIS!!!
    7·1 answer
  • Express the confidence interval 0.866 ± 0.037 in open interval form (i.e., (0.155,0.855)).​
    11·1 answer
  • What is the equation of the following line? Be sure to scroll down first to see
    15·2 answers
  • 5lb divided 8 3/4 cup
    8·1 answer
  • Y = 5 &amp; X = -2<br> Are these two lines parallel?
    7·1 answer
  • 6) What is the value of digit 7 in 0.057 *.///what is the answer _____________________
    15·1 answer
  • I need help with this other one oof lol
    15·1 answer
  • This is the last one i need help on, please help
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!