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

z squared when z = 0.5
10.Do you think the system of checks and balances works in real life today? Why or why not?
Why can't I breathe when I eat plastic?
f(x)=√x+3-4 I need help I did need 4 numbers that could go in x
njbuhbgtgyuhjkhghghvgbtyujhnhbvgvfgtyujhnhbgfrtrythg
which type of heat transfer is a snowman melting in the sun? { i meant science as the subject
If x is an integer, what is the largest value of x that satisfies the inequality below? 7 (x+1) < 5x + 1 - 4x​
what is 9 1/2 + (-4.0) .Please show work. (ps. it can be in fraction or decimal form)
Mark can't decide if he should go to the movies with his friends or stay home and study for the big test tomorrow. He is currently failing Math. Mark is struggl
Help me or the milk gallon in your fridge will grow legs and run away.