hw08272005
hw08272005 hw08272005
  • 16-02-2020
  • Mathematics
contestada

31. Larry weighed twice as much as his sister Mary. Together they weighed 210 pounds. How much did each
one weigh?

please show steps.

Respuesta :

antiash2000
antiash2000 antiash2000
  • 16-02-2020

Answer:

Lary weighs 140 Maur weighs 70

Step-by-step explanation:

210÷105 150÷2×3=70

Answer Link
Аноним Аноним
  • 16-02-2020

Answer:

210 = 3x

/3      /3

70 = x

Mary is 70

Larry is 2x

so the weight for Larry is 140

Answer Link

Otras preguntas

of the400 doctors who attended a conference, 240 practiced family medicine and 130 were from countries outside the United States. One-third of the family medici
Eleni is n years old. In thirteen years she will be twenty four years old-
Eleni is n years old. In thirteen years she will be twenty four years old-
Eleni is n years old. In thirteen years she will be twenty four years old-
If, 2=5 3=10 4=17 5=??
What is Neons group and periodic number?
Find the error Jacob is finding the slope of the line that passes through x(0,2) and y(4,3).circle his mistake and correct it.
Find the error Jacob is finding the slope of the line that passes through x(0,2) and y(4,3).circle his mistake and correct it.
What is Neons group and periodic number?
How are radioactive probes useful in DNA fingerprinting