shaniamassey620 shaniamassey620
  • 24-01-2018
  • Mathematics
contestada

What is the answer to this

What is the answer to this class=

Respuesta :

hackermcpe
hackermcpe hackermcpe
  • 24-01-2018
3x-5=x+7
----------------
Subtract x from each side
3x-5-x=x+7-x
2x-5=7
-----------------
Add 5 on each side
2x-5+5=7+5
2x=12
-------------------
Divide each side by 2
2x ÷ 2 = 12 ÷ 2
x = 6
Answer Link

Otras preguntas

1. (k+7)² =2892. (2s-1)² =2253. (x-4)² =169please help me answer these :)
13. Sound waves can't travel through A. a solid. B. a liquid. C. an elastic material. D. a vacuum.
what 3 numbers multiply to get 63?
What was the Battle of Wounded Knee?
Argue your support for the North to include accurate details about causes and effects of the war and your reasons for fighting for the Union. Describe how the o
what are the kinds of formulas to remember in 8th grade?
what is a cloudburst?
What is the correct answer for 20 + 20 × 0 + 1 = ?
16. The spreading of sound waves around openings in barriers is called A. reverberation. B. an echo. C. diffraction. D. refraction.
what is a xylophone? need help pls