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d1i1m1o1n [39]
3 years ago
13

Combine like terms to write an equivalent expression for 4y^2+6x-2y^2+12x?

Mathematics
2 answers:
Marina CMI [18]3 years ago
6 0

4y^2+6x-2y^2+12x\\=4y^2-2y^2+6x+12x\\=2y^2+18x

Lena [83]3 years ago
6 0

Answer:

  • 2y^2 + 18x

Step-by-step explanation:

  • 4y^2 + 6x - 2y^2 + 12x =
  • (4y^2 - 2y^2) + (6x + 12x) =
  • 2y^2 + 18x
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What can you conclude from the box-and-whisker plot?​
muminat

Answer:

that it is a cat :')

Step-by-step explanation:

remember, whisker = cat

3 0
3 years ago
The sum of the measures of the angles of a triangle is 180. The sum of the measures of the second and third angles is five times
almond37 [142]

Answer:

First angle = 30°

Second angle = 60°

Third angle = 90°

Step-by-step explanation:

x + y + z = 180

y + z = 5x

z = y + 30

then:

y + (y+30) = 5x

2y + 30 = 5x

x = (2y+30)/5

then:

x + y + z = 180

{(2y+30)/5} + y + y+30 = 180

{(2y+30)/5} + 2y + 30 = 180

{(2y+30)/5} = 180 - 30 - 2y

{(2y+30)/5} = 150 - 2y

2y+30 = 5(150-2y)

2y+30 = 5*150 + 5*-2y

2y+30 = 750 - 10y

2y + 10y = 750 - 30

12y = 720

y = 720/12

y = 60°

x = (2y+30)/5

x = (2*60 + 30)/5

x = (120+30)/5

x = 150/5

x = 30°

z = y + 30

z = 60 + 30

z = 90°

Check:

x + y + z = 180°

30° + 60° + 90° = 180°

7 0
3 years ago
Identify radicand of 2 either as a rational or irrational
faltersainse [42]
The radicand of 2 is irrational
6 0
3 years ago
Read 2 more answers
\log_{4} x + \log_{4} (x+5) = 6
irina1246 [14]
       log(4)x + log(4)(x + 5) = 6
log(4)x + log(4)x + log(20) = 6
               log(8)x + log(20) = 6
               <u>            - log(20)  - log(20)</u>
                              <u>log(8)x</u> = <u>6 - log(20)</u>
                               log(8)         log(8)
                                       x ≈ 0.999
8 0
3 years ago
Y + y <br> PLS HELP pls pls pls
erastovalidia [21]

Answer:

y=0

Step-by-step explanation:

Simplifying

y + y = 0

Combine like terms: y + y = 2y

2y = 0

Solving

2y = 0

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Divide each side by '2'.

y = 0

Simplifying

y = 0

7 0
3 years ago
Read 2 more answers
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