danysainvil214oruqv7 danysainvil214oruqv7

06-11-2019
Mathematics

contestada

2. The length of XZ is 28 units. If XY = 2x + 2 and YZ = 9x – 7, what are the lengths of XY and
YZ? Show your work. (10 points)
X Y

Respuesta :

SvetkaChem SvetkaChem

06-11-2019

Answer:

XY = 8 and YZ = 20

Step-by-step explanation:

If XY and YZ are on the one line, we can write

XY + YZ = 28

(2x+2) + (9x - 7) = 28

2x+2 + 9x - 7 = 28

11x - 5 = 28

11x = 33

x = 3

XY = 2x+2 = 2*3 + 2 = 8

YZ = 9x - 7 = 9*3 - 7 = 27 - 7 = 20

Answer Link

Otras preguntas

How can a speaker vary the tone of the speech? a. by asking the audience questions b. by using the space around the podium c. by making eye contact with the

What is 9/80 in decimal?

What 3 things can an object with unbalanced forces do?

There is 1 inch of snow on the ground when it begins to snow 0.75 inch per hour. Which linear equation represents the total depth of the snow, in inches, after

what is the GCF of 20and 8

To which religion did the moors belong? christianity buddhism islam hinduism

What is 36.40 to27.30 in percents?

Can someone help me please ?

The difference between osmosis and diffusion is that osmosis is the spreading of water from a high to low concentration while diffusion is the spreading of mole

Use log_2 7 is about 2.8074 and log_2 5 is about 2.3219 to approximate log_2 175?