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
ira [324]
3 years ago
5

Simplify: (7y2 + + 3xy - 9) - (2y2 + 3xy - 5)

Mathematics
1 answer:
yulyashka [42]3 years ago
4 0

Answer:

\huge\boxed{\sf 5y^2 -4}

Step-by-step explanation:

\sf (7y^2 + 3xy -9) - (2y^2+3xy-5)\\\\Resolving \ Parenthesis\\\\7y^2 + 3xy-9 -2y^2 -2xy+5\\\\Combining \ like \ terms\\\\7y^2-2y^2+3xy-3xy-9+5\\\\Adding \ or \ Subtracting\\\\\boxed{\bold{\sf 5y^2-4}}

You might be interested in
The square ABCD is divided into eight equal parts. The shaded area is 25 cm². What is the area of the square ABCD​
Akimi4 [234]

Answer:

I think the answer is 200cm^2

Step-by-step explanation:

since the square is divided into eight equal parts

and one shaded part is =25cm^2

multiply the area of the shaded part by the number of equal parts

= 25cm^2 ×8

= 200cm^2

6 0
3 years ago
Which answer describes the type of sequence?<br> 3,9, 15, 21, ...
Margarita [4]

Answer: Arithmetic sequence

Step-by-step explanation:

The pattern in the sequence is n = n-1 + 6. Since n is increasing through addition with each term, this sequence is arithmetic.

4 0
3 years ago
Find the value of y when x=11 8x+6y=28
kondor19780726 [428]
<span>8*11 + 6y = 28
88 + 6y = 28
6y = 28 - 88
6y = -60
y = -60/6
y = -10</span>
7 0
3 years ago
I will make you Brainliest if you know what fraction is equal to 1.5
Igoryamba

Answer:

3/2

Step-by-step explanation:

There are a lot of fractions that equal 1.5, but if you're asking for the most simplified fraction, 3/2 is the answer.

5 0
3 years ago
What formed the intrusion
natita [175]
" Technically speaking, an intrusion is any formation of intrusive igneous rock; rock formed from magma that cools and solidifies within the crust of the planet. In contrast, an extrusion consists of extrusive rock; rock formedabove the surface of the crust."
8 0
3 years ago
Other questions:
  • -6=4x+12 find the answer pleas
    10·1 answer
  • Find the average rate of change for the given function drom x=1 to x=2
    8·1 answer
  • The sum of the three smallest positive values of theta such that 4(cos(theta))(sin(theta)) = 1 is k(pi). Find k.
    12·1 answer
  • the perimeter of the dodecagon is 54 cm. by joining every other vertex of the dodecagon a hexagon is formed. if each side of the
    8·1 answer
  • Find the Difference 4,149-358
    9·2 answers
  • A square garden has four equal sides. You don't know what the length of wach side is, but you do know the perimeter of the squar
    15·1 answer
  • Which values in this data set are outliers?<br><br> 119, 65, 68, 78, 74, 85, 120, 86, 78, 65, 35
    12·2 answers
  • Solve for w<br> -4(2+1) = -24
    7·2 answers
  • Need help will give you the brainliest
    9·1 answer
  • Find the missing side ?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!