Karly22 Karly22
  • 19-08-2016
  • Mathematics
contestada

Which equation is equivalent to 3[x + 3(4x – 5)] = 15x – 24?

Respuesta :

dalendrk
dalendrk dalendrk
  • 28-08-2016
3[x + 3(4x - 5)] = 15x - 24
3(x + 12x - 15) = 15x - 24
3(13x - 15) = 15x - 24
39x - 45 = 15x - 24    |add 45 to both sides
39x = 15x + 21      |subtract 15x from both sides
24x = 21      |divide both sides by 24
x = 21/24
x = 7/8
Answer Link

Otras preguntas

answer quick please and thank you
HELP ME PLS LOVE U GUYS ,<322
Each DNA base can be one of four nucleotides (A, T, C or G). Placed into a sequence with one another, they form a code which can be read by the cell to provide
What is 4x times 5 plus 6x minus y?
If a freely floating ship has a weight of 5*10^5N, what will be the weight of water displaced by the ship?
What is the perimeter of the quadrilateral? when the sides are 9,11,5,and 7? Pls help i will give THANX
What is the least common denominater of 3/4 and 7/10
Use the drop-down menus to complete the statements. In order for f1(x) to be a function, the domain of f(x) can be restricted to Under this restriction, the dom
What year did the proprieters send ships to the new world
Vertex of an absolute value graph ______ of the graph.