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
AleksAgata [21]
3 years ago
5

X-2(x+10)=12 need work shown

Mathematics
1 answer:
Eva8 [605]3 years ago
5 0

Answer:

x=-32

Step-by-step explanation:

expand -2(x+10): -2x-20

x-2x -20=12

add similar elements: x-2x=-x

x-20=12

add 20 to both sides

-x-20+20=12+20

simplify

-x=32  

divide both sides by -1

x=-32

You might be interested in
How to rename the number 3
Norma-Jean [14]
Three is another name for 3
4 0
4 years ago
Read 2 more answers
Solve v^2 -8v-33=0 by factoring.
katovenus [111]

Answer:

v= -3 and v= 11

Step-by-step explanation:

v^2 - 8v -33 = 0

v^2-11v+3v-33=0

v(v-11) +3(v-11)=0

(v+3)(v-11)=0

v+3=0          and          v-11=0

v=-3                              v=11

5 0
3 years ago
Sami has a bag full of 4900 marbles of three different colors which include blue, green and black in the ratio 16:13:20. Find th
OLEGan [10]

Answer:

See the calculation below

Step-by-step explanation:

16 + 13 + 20 = 49

blue =  \frac{16}{49}  \times 4900 \\  = 1600

green =  \frac{13}{49}  \times 4900 \\  = 1300

black =  \frac{20}{49}  \times 4900 \\  = 2000

4 0
2 years ago
The population of a city in 2005 was 18,000. By 2010, the city’s population had grown to 45,000. Economists have determined that
steposvetlana [31]

Answer:

120,000

Step-by-step explanation:

45000/12000=8/3

8/3*45000=120000

4 0
4 years ago
Read 2 more answers
Which statements are true for the given quadrilaterals? Choose all answers that are correct. A. All rhombuses are rectangles. B.
charle [14.2K]
All are true except for B and D
3 0
3 years ago
Read 2 more answers
Other questions:
  • Your boss is impressed with your work and gives you a 3% raise.if the inflation rate is 3% you are
    7·2 answers
  • How can you estimate 1506 divided by 2so that it is close to the actual answer
    8·2 answers
  • What is the volume of an oblique square pyramid with base edges 25 ft and height 24 ft?
    6·2 answers
  • Which expression is equivalent to (3 x^ 2 - 7)​
    9·1 answer
  • Simplify each fraction 7/27
    10·1 answer
  • On every 3rd day Ivan goes to the gym to exercise. Every 5th day Gavin goes to the gym to exercise. Whtis the first day Ivan and
    15·2 answers
  • 15 POINTSSSSSS!!!
    14·2 answers
  • Angle C is inscribed in circle O AB is a diameter of O what is measure of A
    13·1 answer
  • If Peter pays $84 to buy a watch after discount of 20% find the original price of the watch​
    11·1 answer
  • What expression lets us conclude that the parts of congruent triangles are congruent to each other?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!