DianePorcelli991 DianePorcelli991
  • 03-05-2014
  • Mathematics
contestada

If 3x – 10 = 17, what is the value of 6x + 20 ?

Respuesta :

yumi4 yumi4
  • 03-05-2014
74 because 3x equal 17+10. so x equals 9 and plug it in to the equation got 74
Answer Link
Аноним Аноним
  • 03-05-2014
[tex]3x-10=17\ \ \ \ /+10\\\\3x-10+10=17+10\\\\3x=27\ \ \ \ /:3\\\\3x:3=27:3\\\\x=9\\\\\\\\6x+20=6\cdot9+20=54+20=74[/tex]



[tex]3x-10=17\ \ \ /\cdot2\\\\2\cdot3x-2\cdot10=2\cdot17\\\\6x-20=34\ \ \ \ /+40\\\\6x-20+40=34+40\\\\6x+20=74[/tex]
Answer Link

Otras preguntas

help me plzzz ergent need by today plzz​
What happened to elie wiesel at the age of 15
BRUTUS. Bear with me, good boy, I am much forgetful. Canst thou hold up thy heavy eyes a while, And touch thy instrument a strain or two? LUCIUS. Ay, my lord,
The width of a model train’s car measures 2.4 in. The scale is 1:56. What is the width of the actual train car to the nearest foot?
Which of the following is true of the cerebral hemispheres of the human brain?-The cerebral hemispheres account for about 83% of total brain mass.-Nearly the en
The range of a data set is 18. If the smallest number in the set is 9, then what is the largest number
president roosevelt and british prime minister churchill agreed to recongnize the government in poland but only if soviet leader Joseph Stalin agreed to what co
What is XxYx4-34=?????
Liam bought 1 gallon of juice at the grocery how many quarts of juice did he buy?
Who was involved in the battle of stalingrad