Ask question

Ask question

All categories

Harlamova29_29 [7]

3 years ago

8

Find the value of x if C is the midpoint of AB and AC = 5x and BC = 10

1 answer:

MrMuchimi3 years ago

8 0

Answer:

x = 2

Step-by-step explanation:

AC = BC

5x = 10

x = 2

You might be interested in

200 is 25% of what number

Flura [38]

This is saying that 200 equals 25%. Set up a proportion like so. Remember that percent means per 100

200/x= 25/100

25*8=200
100*8=800=x

Final answer: 800

8 0

3 years ago

A mixture of 30 pounds of candy sells for $1.10 a pound. The mixture consists of chocolates worth $1.50 a pound and chocolates w

astra-53 [7]

$x-chocolate\ worth\ 1,50\$ \ per\ pound\\
y-chocolate\ worth\ 0,9\$\ per\ pound\\
\\\\
 \left \{ {{x+y=30} \atop {30*1,10=x*1,50+y*0,9}} \right.\\\\ \left \{ {{x=30-y} \atop {33=1,5x+0,9y}} \right. \\\\ Using \ substitution\ method:\\\\33=1,5(30-y)+0,9y\\\\
33=45-1,5y+0,9y\\\\ -12=-0,6y\ |:-0,6\\\\
y=20\\
x=10$

3 0

3 years ago

How do you solve (3c)³ - (c - 4d)²; c = -2 AND d = 5

algol13

You just plug in the values.

[3*(-2)]^3 - (-2 - 4*5)^2

(-6)^3 - ( - 2 - 20)^2

-216 - (-22)^2

-216 - (484)

-216 - 484

-700

8 0

3 years ago

a doctors office surveyed their patients on wait time satisfaction, with a scale of 1bto 5. The data listed below are the report

liubo4ka [24]

Answer:

See Attached

Step-by-step explanation:

The survey on wait time satisfaction for patients at a doctor's office generated the reported scores below.

1,3,2,3,3,4,4,1,5,3,3,3,4,4,5,2,2,2,1,1

First we sort making sure the total number of scores equal 20:

1,1,1,1,2,2,2,2,3,3,3,3,3,3,4,4,4,4,5,5

Frequency of 1=4
Frequency of 2=4
Frequency of 3=6
Frequency of 4=4
Frequency of 5=2

Next, we draw the dot plot which is attached below.

7 0

3 years ago

Type the correct answer in each box. Round numbers to the nearest tenth, if necessary.

nexus9112 [7]

ANSWER

$x = 1.6$

EXPLANATION

The given equation is:

$- 0.5x - 2 = 2x - 1 - 6$

Group similar terms to obtain:

$- 0.5x - 2x = - 5 - 1 + 2$

Simplify similar terms,

$- 2.5x = - 4$

Divide both sides by -2.5

$x = \frac{ - 4}{ - 2.5}$

$x = 1.6$

3 0

3 years ago

Read 2 more answers