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PolarNik [594]
3 years ago
14

Simplify the expression 4y^2 + 6x -2y^2 + 12x

Mathematics
2 answers:
nasty-shy [4]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+6x+12x

=2y^2+18x

snow_tiger [21]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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Graph the line y=−3x+b if it is known that the graph goes through point:
Gemiola [76]

Answer:

А(0/6;-2) и B(-5.6;17)

Step-by-step explanation:

(-2;4) поставь координаты место (x;y)

Например: 4=-3*(-2)+b, найдите b, а затем нарисуйте график.

Я отправила вам фото. Там всё написано и график тоже

8 0
3 years ago
Seema bought a new pair of jeans that were on sale. The original price of the jeans was $56. The store had marked them down by 2
Sav [38]

Answer:

C.) 33.60

Step-by-step explanation:

OMP. = $56

D. = 25%

0.25 * $56 = $14

SP. = $56-$14=$42

CD. = 20% of Selling price

= 0.20 * $42 = $8.40

FSP. = $42-$8.40      = $33.60

3 0
2 years ago
Read 2 more answers
Find the midpoint of the line segment with end points (-9,3), (5,11)
denis-greek [22]

Answer:

The midpoint is (-2,7)

Step-by-step explanation:

To find the x coordinate of the midpoint, take the x coordinates of the endpoints, add them and divide by 2

(-9+5)/2 = -4/2 =-2

To find the y coordinate of the midpoint, take the y coordinates of the endpoints, add them and divide by 2

(3+11)/2 = 14/2 = 7

The midpoint is (-2,7)

8 0
2 years ago
Can someone help me with this answer please. In hanley's school, 0.495 of the students participated in a club. If there are one
antiseptic1488 [7]

Answer:

495

Step-by-step explanation:

0.495 x 1000 = 495

6 0
3 years ago
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find the coordinates of the orthocenter with vertices at each set of points on a coordinate plane. (3,1) (10,8) (5,13)
HACTEHA [7]

Answer:

The orthocenter of a triangle is the point of intersection of any two of three altitudes of a triangle (the third altitude must intersect at the same spot).

Step-by-step explanation:

Hope this Helped! :)

3 0
2 years ago
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