lvyrose lvyrose
  • 26-03-2017
  • Mathematics
contestada

The sum of 7 times a number and -3 is multiplied by 2. This result is 114 greater than the opposite of the number. Find the number.

Respuesta :

irspow
irspow irspow
  • 26-03-2017
2(7n-3)=-n+114

14n-6=-n+114

15n=120

n=8

check...

2(7*8-3)=-8+114

2(56-3)=106

2(53)=106

106=106
Answer Link

Otras preguntas

which would most likely be happiening in cancer cells ​
give an example elizabeth exploration
The Federal Open Market Committee meets eight times a year to maintain or change policy. A vote to change policy will result in
The right of free speech protects each of the following activities except_____.
What is the correct term for splitting an atom to release nuclear energy?
Which of the following are examples of nonrenewable resources? Question 1 options: A. Coal & Oil B. Coal & Water C. Oil & Trees D. Oil &
Manufacturing overhead includes all manufacturing costs A. including raw materialsB. including overheadC.excluding raw materials and direct labor D. none of the
What are the solutions of the equation x4+6x^2+5=0? Use substitution to solve
Do you think the United States should have retained an isolationist stance
what was true about the deportation of mexican americans during the great depression