Seudónimo Seudónimo
  • 02-03-2017
  • Mathematics
contestada

how do I solve 5(4x -5) = 155

Respuesta :

Аноним Аноним
  • 02-03-2017
  5*(4*x-5)-(155)=0 
5 • (4x - 5) - 155 = 0
  Pull out like factors :
20x - 180  =   20 • (x - 9) 
20 • (x - 9) = 0  Solve :    20   =  0
Solve  :    x-9 = 0 
 Add  9  to both sides of the equation : 
 
                     x = 9 
hope that helps!!
Answer Link

Otras preguntas

Well help? 1a. List some of the technological innovations. 1b. What affect did they have on the people? 1c. Who benefited? (I got 2 more rows after these questi
why is frying an egg an example of a chemical change? A- atoms are lost during the reaction as bonds are broken. B- atoms are gained during the reaction as new
Imagine you have come across sheet music for a song popular in 1914. What cultural era does this artifact represent? Harlem Renaissance Tin Pan Alley Lost Gener
[100+(586+40/10)]/5<19
five sixths plus one twelfths
What do typical cubist paintings have in them?
22x-14y=65 linear or non linear?
147 divided by 7 I need to know the answer for my math homework
Who is Susan B.Anthony?
(20-r)^1/2=r what is the square root of this equation