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
Scorpion4ik [409]
2 years ago
14

Plsss answer the questions​

Mathematics
1 answer:
Ugo [173]2 years ago
6 0

Answer:

1) (7x - 8) - (2x + 4)

= 7x - 8 - 2x - 4

= 5x - 12

2) (8x - 6y) - (2x - y)

= 8x - 2x -6y + y

= 6x - 5y

3) (12xy + 5y) - (23xy - 3y)

= 12xy - 23xy + 5y + 8y

= -11xy + 13y

= 13y - 11xy

You might be interested in
Can you guys show me the proper steps for this ?
malfutka [58]

Answer:

C+11/c+9

Step-by-step explanation:

3c+33/3c+18 = c+11 / c+6

C^2+17c +66 = (c+6)(c+11)

C^2 +20c+99 = (c+11)(c+9)

So the given question becomes

{C+11/c+6} {(c+6)(c+11)/(c+11)(c+9)}

= c+11 /c+9

5 0
3 years ago
Pls help ASAP I’ll give brainliest
EastWind [94]

Answer:

DE

i think.

hope this helps :)

3 0
3 years ago
The school currently has 30 classrooms. with the addition there will be 40 classrooms. What percentage of the current number of
Verizon [17]
10% if it started with 30 than it ends with 40 10% must have been added
8 0
3 years ago
Chris buys copies of Sunday's newspaper for $1.50 each. He plans to sell them for $2.20 each. What is the approximate percent in
Igoryamba

Answer:

47 %

Step-by-step explanation:

from 1.50 to 2.20 there's a 46.67 increase. to the nearest whole number that's 47%

percent increase formula

% increase = 100 x (final - initial) / absolute value of initial

8 0
3 years ago
Zach read a book for 10 minutes every weekend in the first month, 20 minutes in the second month, 40 minutes in the third month,
Wewaii [24]
I do not see an answer, only because Zach's change in reading time increases exponentially, and Victoria's increases at a linear rate.
6 0
3 years ago
Other questions:
  • Analogies: Write the letter indicating the pair of words that best expresses a relationship[ similar to that of the original pai
    10·1 answer
  • Brainliest ? For which inequality is (0,0) a solution?
    13·2 answers
  • Say something there are 30 points in game
    7·2 answers
  • Which equation is in standard form and represents a line with slope 5 through the point (0, 2)?
    14·2 answers
  • Let L1 be the line containing points (8, -4) and (2, -5), and let L2 be the line containing points (10, 9) and (15, -21). Find t
    15·1 answer
  • PLEASE ANSWER ASAP!! Simplify the expression (1/x^2 + 2/y)/(5/x - 6/y^2)
    6·1 answer
  • Ren was trying to solve a system of linear equations. He correctly argued that he could replace one equation by the sum of that
    7·1 answer
  • Can someone help me with this ASAP please I’m being timed !
    13·1 answer
  • How much is 234 times 6 divided by 5
    7·1 answer
  • Let x = 2, y = 4, and z = -5<br> (3y-x) ^2
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!