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
Ad libitum [116K]
3 years ago
12

What are some equivalent expressions for..

Mathematics
1 answer:
den301095 [7]3 years ago
8 0
\#1\\7(x-4)=7\times x-7\times4=7x-28\\\\\#2\\x(5-6)+13x-10=x(-1)+13x-10=-x+13x-10=12x-10\\\\\#3\\2.5(8-2x)+5(x+1)=2.5\times8-2.5\times2x+5\times x+5\times1\\=20-5x+5x+5=25\\\\\#4\\3(x+10)-3(2-4x)=3\times x+3\times10-3\times2-3\times(-4x)\\=3x+30-6+12x=15x+24
You might be interested in
roberto is makeing cookies using a recipe.he will use 1/2 of every recipe listed in the recipe.if the recipe requires 3/4 cup of
kupik [55]

3/4 divided by 1/2 is 1.5/4

4 0
3 years ago
Simplfy <br> 2x+4/-3 = 12
nasty-shy [4]
So you have the equation (2x+4)/-3=12
Multiply by -3 on each side. 
2x+4=-36
2x=-20
x=-10
Hope this helps.
4 0
3 years ago
3. If Jay gets paid $30 a day plus $15 per driveway
marissa [1.9K]

Answer:

4 driveaways

Step-by-step explanation:

90 - 30 = 60

60 ÷ 15 = 4

6 0
3 years ago
True or False. When flipping a penny 14 times the penny likelihood of landing on heads is 7 times.
Elenna [48]

Answer:

True

Step-by-step explanation:

Since a penny has head and tails, each has 1/2 chance to land on heads or tales, so 14*1/2=7, so true.

5 0
3 years ago
HELP ASAP PLEASE!!<br> Will mark brainliest
Ann [662]
4 is 22 , 5 is 50 , 6 is 160 , 7 is 8 , 8 is 3 , 9 is 8 , 10 is 132 , 11 is 10.5 and 12 is 8
7 0
3 years ago
Read 2 more answers
Other questions:
  • Which of the following statements is always true about similar polygons
    14·1 answer
  • 49.564 expanded form using fraction or decimal
    6·1 answer
  • 4y-5x=-8
    15·1 answer
  • Below are two different functions, f(x) and g(x). What can be determined about their slopes?
    11·2 answers
  • The width of a rectangle is 2/3 it's length, l. The width, w of the rectangle is 10 inches. What is the perimeter ? What is the
    7·1 answer
  • Linda is staining the wooden floor of a court. The court is in the shape of a rectangle. Its length is 33 feet and its width is
    5·2 answers
  • The measures of two angles in a triangle are 32o and 78o. Which of the following equations could be used to find the measure of
    6·2 answers
  • Please answer this asap
    15·1 answer
  • What x and y equal to
    7·2 answers
  • Complete the frequency table:
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!