JuliaAndJules JuliaAndJules
  • 02-12-2016
  • Mathematics
contestada

What is the number that represents X in 12x + 5 = 8x + 21?

Respuesta :

Аноним Аноним
  • 02-12-2016
I hope this helps you



12x-8x=21-5


4x=16


x=4
Answer Link
goldenfxndoms
goldenfxndoms goldenfxndoms
  • 02-12-2016
X is equal to 4 because:
-
Step 1: 12*4+5
Step 2: 48+5=53
This is the answer for the first equation, next, you find the answer to the next equation.
Step 3: 8*4+21
Step 4: 32+21=53
-
53 is equal to 53, therefore x=4.
Answer Link

Otras preguntas

What is the equation of the following graph?
Bobby is earning money for a new radio. He is paid $4.00 for each car he washes and $1.00 for each bag of leaves he rakes. If he washes 7 cars and fills 10 bags
What impact did the franksh leader charles martel have on Christia n europes relations with muslim spain in the eighth century
What aspect of health refers to how you react to events in your life
Hello! This is really easy! (For some people anyway)
138 in =____yd___ft___in
Which of the following is a characteristic feature of a confederal system of government? A. All power is shared and divided between the central and independent
6x5-3x3x3 divide by 3
What is not considered a sex-linked trait?
-3a-2b for a=-4 and b=-3