samuelobh
samuelobh samuelobh
  • 02-05-2020
  • Mathematics
contestada

Answer the question in the included image?

Answer the question in the included image class=

Respuesta :

lucasella
lucasella lucasella
  • 02-05-2020

2x+15 +2x+3x+20+9=100

7x+44=100

7x=100-44=56

=> x=56:7

x=8

=> 4x+15=32+15=47  stamps in the 20th century

Probability=47/100;   47%

Answer Link

Otras preguntas

divide 33photos into two gruops so the ratio is 4to 7
is -4 5/12 a rational or irrational number?
How can you find the quotient of 95540 / 562?
Container a and b hold 11,875 liters of water altogether. Container b holds 2,391 liters more than container a holds. How much water does container a hold?
The chief reason given by Woodrow Wilson for requesting a declaration of war against Germany in 1917 was the (A) refusal of Germany to accept the Fourteen Point
A town experiences a smaller earthquake several days after a large one. What has occurred?
Sugar that occurs in DNA but not in RNA (A) Deoxyribose (B) Ribose (C) Uracil (D) Cytosine (E) Thymine
The energy in fossil fuels is derived from the energy stored in plant and animal matter
What is the answer? x<-5 or x> -5? -1/5x-4>-3
Which of the following presidents is correctly paired with an event that took place during his administration? (A) Lyndon B. Johnson — the establishment of dipl