Sidney2017 Sidney2017
  • 07-11-2017
  • Mathematics
contestada

Solve for x- 3x+ 7=22

Respuesta :

tropicaia
tropicaia tropicaia
  • 07-11-2017
Answer: 
–7.5 = x

Explanation: 
22 = x – 3x + 7 
Subtract 7 from both sides:
22 – 7 = x – 3x + 7 – 7 
15 = x – 3x 
15 = –2x 
Divide by –2 on both sides:
15 ÷ –2 = –2x ÷ –2 
–7.5 = x
Answer Link

Otras preguntas

what is the next number 10,12,22,34,56,90...
what could cause the graph to be misleading?
mexican state that was home to the Zapatista rebellion
is 0.1km greater than 10mm?
The Federal Art Project set a precedent forA. increased government support of radicals.B. federal funding of the arts and artists.C. free theater performances f
Which term best describes the relationship between the leopard seals and crabeater seals?    A.parasitism  B.predation  C.competition  D.mutualism
the dance committee has a budget of $125 to decorate the gym for a spring dance.They already spent $65. some members want to buy helium balloons that cost $0.80
How do I identify the lines of symmetry in a conic section?
mexican state that was home to the Zapatista rebellion
33 students are in the band.there are 6 more 5th grade students than 3rd grade students. There is an equal number of 3rd grade and 4th grade students. How many