How do you solve?
2(1+4n)+10(n-7)=2n-n

Answers

Answer 1
Answer: 2(1+4n)+10(n-7)=2n-n
distribute 
2+8n+10n-70=2n-n
combine like terms
18n-68=n
move n to other side
17n=68
divide 
n=4

Related Questions

A store pays $93 for a bicycle and marks it up by 58%. The final price is $146.94.True False
Discriminant of 9x^2+12x+4=0
A triangle is placed in a semicircle with a radius of 9 cmFind the area of the shaded region. Use the value 3.14 for π, and do not round your answer. Be sure to include the correct unit in your answer.
Which graph represents a proportional relationship? A.B.C.D.
Your office is moving into a new space and you have to decide if you want electric heat or natural gas. you have determined that it will take about 4000 kwh per month to heat the space with electricity and currently your electric company charges $0.075 per kwh. the natural gas provider currently charges $1.85 per therm.the conversions you will need are:1 kwh = 3,413 btu; 100,000 btu = 1 therm.

What number goes between 44 and 88 and right before 76?

Answers

Either 66 or 75, because 66 to follow the 11 multiples.

Original price$125 Markdown 30% retail price

Answers

The answer is $87.50 because you multiply 30% as a decimal, or .3, times 125, or the starting amount.

- 4a = 36 find the value of a

Answers

Answer:

-9 = a

Step-by-step explanation:

Divide both sides by -4 to isolate a:  a = -36/4 = -9 = a

Solve the system using elimination.

5x + 8y = –29
7x – 2y = –67

Answers

7x-2y+-67
multiply both sides of the bottom by 4 and add                                            5x+8y=-29 
 28x-8y=268
 
  33x=-297
   x=-9 


5(-9) +8y= -29 
-45 +8y =-29 
8y= 16 
y=2

2x-y ;x=5,y=1 evaluating algebraic expressions

Answers

Answer:

9

Step-by-step explanation:

2(5)-(1)

10-1

9

Debra can run two and a half miles into 1/4 hour how many miles per hour can she run ​

Answers

Debra can run 10 miles per hour

Answer:

Debra can run 10 miles per hour

Step-by-step explanation:

2.5 times 4 = 10