colkiddtriller colkiddtriller
  • 15-05-2020
  • Mathematics
contestada

3. Three less than twice a number is 15. What is the number?
a.
b.
x= -6
x=6
c. x=-9
d. x=9

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 15-05-2020

Answer:

x =9

Step-by-step explanation:

Let x = be the number

2x -3 =15

Add 3 to each side

2x-3 +3 =15 +3

2x = 18

Divide each side by 2

2x/2 =18/2

x =9

Answer Link
ItzMikeSS
ItzMikeSS ItzMikeSS
  • 15-05-2020

Answer: [tex]x=-6[/tex]

Step-by-step explanation:

Three (3) less than (-) twice (2) a number (x) is (=) 15

[tex]3-2x=15[/tex]

[tex]-2x=15-3\\-2x=12\\x=\frac{12}{-2}\\ x=-6[/tex]

Answer Link

Otras preguntas

why didn't the gummy bears placed in corn syrup and baby oil increase in size?
How does the Constitution reflect the principle of separation of powers?
Which of these is most likely to be attracted to a magnet? A. a book B. staple C. stone D. eraser
Did Feudalism Create a More Stable Europe??
What is the best gift for a girl who doesn't know what she wants for Christmas?
3h-5h+11=17 Solve Equation.
Many major religions spread through?
estimate quotient using multiple 53÷3
The most accepted argument in favor of market economies is their efficiency. The argument most accepted in favor of command economies is the belief that they ar
The three-fifths compromise was an agreement at the Constitutional Convention, which stated that in calculating population for state representation __________.