1 year ago

Solve for x. geometry

Mathematics

1 answer:

likoan [24]1 year ago

4 0

Answer:

Step-by-step explanation:

We make a proportion and solve it:

$\frac{x + 18}{x} = \frac{28}{20}$

28 x = 20x+360

8x=360

x=45

You might be interested in

What is the measure of ∠R?

AVprozaik [17]

We don't have a pic. We need one

3 0

3 years ago

During a five-year period 24% of snowstorms in a certain city caused power outages. 57 of the snow storms did not cause power ou

podryga [215]

Answer:

divide it and do multiply and add it and subtract it

3 0

2 years ago

5xy + 4yz + 3zx for x = -1, y =-3, z = 4

neonofarm [45]

Answer:

-45

Step-by-step explanation:

5 *-1 *-3= 15

4 *-3 *4= -48

3 *4 *-1=-12

15 -48 -12= -45

8 0

3 years ago

Someone please help! I'm confused with c and d.

Karo-lina-s [1.5K]

It would be 3 times the sum of x and seven plus 10. This is because first you would would add 7+x (7x) and multiply it by 3. And then add on 10.

5 0

3 years ago

Read 2 more answers

What is the scale factor of the dilation?

VLD [36.1K]

The rule for dilation (scale factor k) about the origin is given by:
(x,y)->(kx,ky)

The scale factor k can be obtained from any one of the ratios:
$scale\, factor\, =\, k\, = \frac{OD'}{OD}=\frac{OE'}{OE}=\frac{OF'}{OF}=\frac{OG'}{OG}=\frac{1}{2}$

6 0

2 years ago

Read 2 more answers