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

simplify this algebraic expression, 5(b-4)+25=5x6-5x4
paco needs at least 3/8 yard of twine to build a model ship.how much twine could he buy
A business plan is usually necessary for an entrepreneur to __________. obtain financing plan his or her day manufacture a new product all of the above
Mark the statement that is NOT true about the executive branch. The executive branch interprets the federal laws and upholds or negates them. The president is a
solve each equation by finding all roots X^4-81=0
In June 1987, President Ronald Reagan made the "Remarks at Brandenberg Gate, Berlin, Germany". Describe the impact of this speech and discuss how this affected
How can an entrepreneur give his or her firm a competitive advantage? by developing a new product by discovering and exploiting a new product market by introduc
147 divided by 7 I need to know the answer for my math homework
What do typical cubist paintings have in them?
how do you solve this problem? 6d=54;d=9