Greek779
Greek779 Greek779
  • 02-09-2015
  • Mathematics
contestada

Evaluate the expression when x = 7 and y = 2 x – y – 3
a. 2
b. 5
c. 6
d. 8

Respuesta :

ayah1
ayah1 ayah1
  • 02-09-2015
x - y - 3           (replace x with 7 and replace y with 2)
7 - 2 - 3
   5 - 3
      2

The answer is 2.
Answer Link

Otras preguntas

For a school play you are making plastic use that are 3.5 feet on each side.How much plastic is needed to make one cube? if you want to make two cubes how much
Does the half-life of a material increases with the amount of material present?
Root Mean Square Speed and Graham's Laws- A certain gas diffuses 2.5 times faster than CO2. What is the molecular mass of the gas? - A certain gas diffuses 1.7
Importance of talent
True or False? Hannibal was very effective at capturing the major cities of Rome.
Find the surface area of the come in terms of pi.
How many miles of NaBr will be produced when 3.33 mol of bromine reacts according to the following equation
Immigration has steadily increased since 1980. A: true B: false
Compare the equations for photosynthesis and cellular respiration. How are they similar? In what ways are they different?
I need help setting up this problem. Please help me out.