Ughmega
Ughmega Ughmega
  • 04-09-2015
  • Mathematics
contestada

X-(4x-7)=5x-(x+21)
This is for my math class on homework

Respuesta :

Emily2020279 Emily2020279
  • 04-09-2015
x-(4x-7)=5x-(x+21)
x-4x+7=5x-x-21
-3x+7=4x-21
      -7      -7
-3x=4x-28
-4x  -4x
-7x=-28
/-7  /-7
x=4
Answer Link

Otras preguntas

Which are useful for measuring position north or south of the equator? a.lines of latitude b.lines of longitude c.index contours d.map legends
The High Great Chamber of Hardwick Hall was designed to hold six famous Brussels tapestries which depict the story of which a. Abraham b. Ulysses c. Peter d. Wi
Syntax refers to the __________. a. grammatical rules of a language b. rules about which regions a language can be used in c. rules for deriving meaning from
Which of the following is NOT an advantage of a free market economy? A. efficiency B. growth C. equality D. freedom
what can help remove pimples and dark spots on skin?
Plants from which division are well suited to desert life? a. Gnetophya c. Psilophyta b. Coniferophyta d. Lycophyta
Which of the following was NOT, at one point, a part of 29 Indochina? A. Vietnam B. Laos C. Cambodia D. Thailand
Which composer wrote the first grand Baroque opera and basically popularized this new genre? Henry Purcell Ludwig van Beethoven Wolfgang Amadeus Mozart Claudio
Which organ in angiosperms is responsible for the reproductive function of the plant? Roots Flower Fruit
what is congestive heart failure