kennalane kennalane
  • 22-05-2018
  • Mathematics
contestada

5/4 of a number is 36 less than 4/5 of the same number

Respuesta :

Greenley Greenley
  • 24-05-2018
First, convert 5/4 to a decimal and 4/5 to a decimal
5/4 = 1.25   and 4/5 =0.8
second, assign variables
the number = x
Write the equation
x(1.25)+36=x(0.8)
SOLVE:
1.25x+36=0.8x
1.25x=0.8x-36
0.45x=-36
x= -80
Check
1.25(-80) +36=0.8(-80)
-64=-64
FINAL ANSWER=
-80



Answer Link

Otras preguntas

What is the x intercept and y intercept of 5x-4y=6
Macroeconomics studies all of the following EXCEPT which one? A. aggregate supply and demand B. how different markets affect one another C. the behavior of econ
Thermal energy depends on an object’s A. mass. B. phase (sold, liquid, or gas). C. temperature. D. all of the above
Which of the following devices is based on the property of thermal expansion? A. balance B. calorimeter C. convection oven D. thermometer
Combine the like terms to make a simpler expression: 8n + 12 + (-9) - (-6n)
the sum of a number and negative three multiplied by the number equations plz and is it nonlinear or linear
What does the right to privacy grant the individual?
Simplify each expression: 14 + 5(x+3) - 7x
an aqueous solution has a mass of 490 grams containing 8.5×5103 gram of calcium ions. the concentration of calcium ions is in this solution is
What is the single idea that Naomi Shihab nye is expressing in the rider (1 point) () it is easier to escape loneliness by roller skating than by riding a bic