helpPlzPlz
helpPlzPlz helpPlzPlz
  • 03-08-2016
  • Mathematics
contestada

2(2x - 4) + x = 7

whats x?

Respuesta :

Аноним Аноним
  • 03-08-2016
2(2x-4)+x=7
= 4x-8+x=7
= 4x+x-8=7
= 5x=7+8
= 5x=15                     dividing both sides by 5
= x=15/5
= x=3
so x is 3
Answer Link

Otras preguntas

Why is it critical that scientists effectively control stem cell division?
A recipe for tropical fruit punch says, "Combine 4 cups of pineapple juice with 5 cups of orange juice." If 12 cups of pineapple juice are used, how many cups o
Give me three examples of unalienable rights.
Which of these is a prime number? 156, 149, 133, 152
PLEASE HELP! ASAP! 50 points...! Read this excerpt from The Call of the Wild by Jack London. The tent, illumined by a candle, glowed warmly in the midst of the
Jaime claims that when you multiply a whole number by 100, the decimal point moves two places to the right. Salome argues that the decimal point only moves when
Plz help Provide a example of what you got out of the text MANABOZHO, THE MISCHIEF-MAKER Adapted from H. R. Schoolcraft There was never in the whole world a mor
Look at the figure below: Triangle NPM has the measure of angle NPM equal to 50 degrees. T is a point on side PM. Points N and T are joined by a straight Make a
Which number below has a value between 6.6 and 6.7? Which number below has a value between 6.6 and 6.7? A. √6 B. √36 C. √44 D. √49
The tendency to do what one knows to be the right/honest thing is known as ________ I WILL MARK BRAINLIST, PLEASE DO AS FAST AS POSSIBLE