intelligence intelligence

13-03-2016
Mathematics

contestada

after 15 years salma will be 4 times as old as now. what is her present age now

Respuesta :

SmarticalParticals SmarticalParticals

13-03-2016

So if x is her age, then

x + 15 = 4x
15 = 3x
15/3 = x
5 = x

Salma is 5 years old

Answer Link

Otras preguntas

Find the speed in degrees per minute of the minute hand of an accurate a clock.

Is the earth crust around earth is one solid piece true or false ?

How to say I'm eating in german

In which type of chemical reaction are electrons transferred?1) organic addition2) oxidation-reduction3) double replacement4) acid-base neutralization

Determine whether the polynomial is a difference of squares and if it is, factor it.y2 − 25A. Is not a difference of squaresB. Is a difference of squares: (y −

How do ocean currents affect climates in Japan

What is the percentage of 199.50 out of 286?

What does the principle of uniformitarianism state?

what happens to a chemical reaction when the temperature is increased ?

I need help factoring quadratic equation10x^2+31x+24