3 years ago

-20x-10=30 -10x-7y=13

Mathematics

1 answer:

MakcuM [25]3 years ago

5 0

Answer:

$x = - 2\\ 10x + 7y + 13 = 0$

You might be interested in

n their last basketball game, Becky scored twice as many points as Min. Together, they scored 42 points. How many points did Bec

Makovka662 [10]

Becky =B

Min =M

B =2M and B + M = 42.

(2M) + M= 3M = 42 and so M=42/3=14.

B = 2M so it's 14*2=28

Becky scored 28 points.

4 0

3 years ago

Read 2 more answers

What is the vertex of the graph of the function f(x) = x2 − 4x?

Vsevolod [243]

Answer:

(2, -4).

Step-by-step explanation:

x^2 - 4x

= (x - 2)^2 - 4.

So the vertex is at

(2, -4).

6 0

3 years ago

Read 2 more answers

All need to be checked. If you cant see the attachments plz wait

xxTIMURxx [149]

Answer:

Yup! I think they are all correct from my standpoint.

Step-by-step explanation:

8 0

4 years ago

Triangles J K L and M N Q are shown. Triangle J K L is rotated slightly about point L to form triangle M N Q. Two rigid transfor

kupik [55]

Answer:

a rotation about point K

Step-by-step explanation:

5 0

4 years ago

Read 2 more answers

Find the mass of the lamina that occupies the region D and has the given density function ?. D is the triangular region with ver

joja [24]

The mass of the lamina is given by

$\displaystyle\iint_Df(x,y)\,\mathrm dA=\int_{x=0}^{x=2}\int_{y=x/2}^{y=3-x}3(x+y)\,\mathrm dy\,\mathrm dx=18$

4 0

3 years ago