isabellaquez1
isabellaquez1 isabellaquez1
  • 04-06-2021
  • Mathematics
contestada

Someone please help

Someone please help class=

Respuesta :

Sashakay
Sashakay Sashakay
  • 04-06-2021

Correct Work

4x+8 +3(x-4)

4x +8 + 3x-12

4x+3x+8 -12

7x -4

Mistake Made

  1. 3 wasn't multiplied by the 4 in the bracket
  2. Like terms wasn't combined in the working out
  3. The answer was supposed to be -4, 8-4= -4
Answer Link

Otras preguntas

Why is nichrome wire used in a flame test?
Who is the promoter of the “golden mean?
Combine the like terms to make a simpler expression: 4r+14-r-6
What is the common term for potential difference? A. charge B. voltage C. current D. resistance
Which of these is a decision that could lead to legal consequences for a 19-year-old? A. Smoking cigarettes B. Drinking alcohol C. Using a medication p
Which decimal number is 17/22 equal to?
how did india manage to exert such a significant influence on other cultures in the indian ocean basin during this era without ever establishing any long term c
In what material did robert hooke said he saw in cells
Which is an example of an object acquiring a charge through friction? A. As you walk across a thick carpet, your body becomes charged. B. The air between a meta
Simplify. 32^2 · 34^4 · 36^6