1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
lidiya [134]
3 years ago
12

What is the value of k? -3 ( k + 7 ) - 5k + 4 = 23

Mathematics
2 answers:
Digiron [165]3 years ago
6 0

Answer: k = -5

explanation-

distribute: -3k + -21 - 5k + 4= 23

combine: -8k -17 = 23

add 17 to both sides: -8k = 40

divide both sides by -8: k=-5

Stella [2.4K]3 years ago
5 0
It would be 7.5 K bc it is what it is
You might be interested in
What is the missing step in this proof?
Arada [10]
1. AD/DB=CE/EB

given


2. AD/DB+1=CE/EB+1

Addition Property of Equality


3. AD+DB/DB=CE+EB/EB

using common denominators


4. AB = AD + DB

   CB = CE + EB

segment addition


5. AB/DB=CB/EB

Substitution Property of Equality


6.ABC DBE

Reflexive Property of Congruence


7.  ABC ~  DBE

SAS similarity criterion


<span>8. </span>

Corresponding angles of similar triangles are congruent.


9. DE|| AC

<span>If the corresponding angles formed by </span>
3 0
3 years ago
Read 2 more answers
PLEASE HELP!!!! ILL GIVE YOU 10 POINTS IF YOUR ANSWER IS CORRECT!!!!
Cerrena [4.2K]

Answer:

x=-16

Step-by-step explanation:

y=-20

y=x-4

-20=x-4

x=-16

7 0
3 years ago
Read 2 more answers
Evaluate the expression when x= -5.2 and y = –6.8.<br> 4x-7y
vfiekz [6]

Step-by-step explanation:

Substitute variables with given values

Minus sign becomes plus sign if a negative is multiplied by a negative or a negative is put next to a negative number.

4x-7y=4(-5.2)-7(-6.8)

-20.8+47.6=26.8

7 0
2 years ago
.<br> The angle measures of a triangle are shown in the diagram.<br> What is the value of x?
vodka [1.7K]

Answer:

ok the second one the answer is 66

Step-by-step explanation:

  • we get that <em><u>x</u></em><em><u>=</u></em><em><u>1</u></em><em><u>8</u></em><em><u>0</u></em><em><u>/</u></em><em><u>4</u></em><em><u>8</u></em><em><u>/</u></em><em><u>2</u></em><em><u>=</u></em><em><u>6</u></em><em><u>6</u></em><em><u> </u></em><em><u>hope</u></em><em><u> </u></em><em><u>this</u></em><em><u> </u></em><em><u>helps</u></em><em><u> </u></em><em><u>I</u></em><em><u> </u></em><em><u>wanted</u></em><em><u> </u></em><em><u>to</u></em><em><u> </u></em><em><u> </u></em><em><u>help</u></em><em><u> </u></em><em><u>you</u></em><em><u> </u></em><em><u>just</u></em><em><u> </u></em><em><u>for</u></em><em><u> </u></em><em><u>a</u></em><em><u> </u></em><em><u>thx</u></em><em><u> </u></em>
6 0
3 years ago
How to solve fx=|4x|+5
olganol [36]
Replace x with |4x|+5 and simplify
7 0
3 years ago
Other questions:
  • PLEASE HELP ME THIS IS FOR A TEST GRADE !!!!! AND I NEED HELP ASAP
    7·2 answers
  • =<br><br> help me please<br> thx so much<br> have a good one
    6·1 answer
  • Please help me! ASAP
    6·1 answer
  • How many solutions does-2(3x-1)=-6x-1 have?
    8·1 answer
  • Solve: 3(2x -5) = 6x -15
    9·2 answers
  • Can someone help please-​
    11·2 answers
  • -x/8-11=12 <br> / means fraction
    5·2 answers
  • 1. What number is 20% of 40?
    14·2 answers
  • 8 m<br> 16 m<br> 14 m<br> 4 m<br> 2 m<br> 12 m<br> 2<br> What is the area of figure?
    7·1 answer
  • The difference between eight times a number and six more than three times the number. Please help find the equation and simplify
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!