paitynstevens52
paitynstevens52 paitynstevens52
  • 23-10-2017
  • Mathematics
contestada

Find the value of x so that the function has the given value.

 j(x)=−4/5x+7; j(x)=−5

Respuesta :

daomowon1 daomowon1
  • 23-10-2017
Sub j(x)=-5 into the first eq.
-5=(4/5x)+7
Add 7 to both sides
2=4/5x
Muliply both sides times 5x
10x=4
Divide both sides by 10
X=4/10
Simplify
X=2/5
Answer Link

Otras preguntas

Which Muslim empire's capital of Isfahan was grand and well-planned? A. Mughal Empire B. Ottoman Empire C. Safavid Empire
Write short answers (Yes, de does. / No, I don't. etc.). 1 Do you watch TV a lot? No, i don't. OR Yes, I do 2 Do you live in a big city? 3 Do you often ride a b
HOW DO I SOLVE 3/4 = 1/4W
how do I solve 3a = 9
y=3x-5 3y-12x=-6 Substitution method
Making a personal confession to a friend may turn out in ___ to be an embarrassing mistake. A. repartee B. ostensible C. retrospect D. repose
In the word “impressionisms” there are a total of how many derivational morphemes?
The Constitution cannot be overruled by any state or law. It is the ____________ of the land
34 divided by what equals 17
how do you solve this. Recklesss randy drives down the road at 48mi/h. Looking down to send a text to his gf he takes his eyes off the road for 5.4 sec. what is