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

The united auto workers is an example of what type of union?
During most of a cell’s life cycle, DNA is found in a mass of loose strands called?
Make a box and whisker plot that represents the data Number of chairs in a classroom 30,27,32,25,12,22,20,29,35,35,28
if a triangular prism has dimensions of 11,14 and 8 what is its volume
Which of the following was the main reason that President Grant supported Reconstruction?
True or false? in Macbeth: Duncan announced that he has chosen Ross to be the next king.
A loan officer will use _____ to determine if you will be approved for a loan. A. the four Cs of lending B. the formula, P x (J / (1 – (1 + J)N)) C. debt-to-inc
240=(1/2)(x)(2x)what is the answer?
The purposes of sending an application or résumé follow-up message to an employer include jogging the memory of the hiring manager, showing your serious interes
In the myplate icon, which category is shown as a separate food group?​