0.9=4.2/x

Simple and best practice solution for 0.9=4.2/x equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 0.9=4.2/x equation: 



0.9=4.2/x

We move all terms to the left:

0.9-(4.2/x)=0



Domain of the equation: x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+4.2/x)+0.9=0

We get rid of parentheses

-4.2/x+0.9=0

We multiply all the terms by the denominator


(0.9)*x-4.2=0

We multiply parentheses

0.9x-4.2=0

We move all terms containing x to the left, all other terms to the right

0.9x=4.2

x=4.2/0.9

x=4+0.6/0.9

See similar equations:

| 13+8x-8=5x+10 | | 12x+3x²=63 | | y=110(1.07)^4 | | (-7+3i)(9+i)=0 | | 7i(5-2i)=0 | | 1/x+2/7=19/42 | | 4(t-2)+4=(2t-5) | | 10t=7t-9 | | 5m(5m+6)=9 | | 2x^+2x=0 | | 4(2x-1)=3(3x-5) | | 24=-3=3n | | 7x+78=2x-22 | | 7x78=2x-22 | | 2h²-5h-12=0 | | 6x2−42x+36=0 | | 2p^2+6p=0 | | 1200/380=12/x | | (3x+7)+3x+x=108 | | (x+7)+x=9 | | -9x+2=-11x+16 | | 1/2(2x-6=1/4(8-12x) | | ^(3)-27i=0 | | 4x+8(6x-20)=-4 | | t²-8t+7=0 | | 4(x-8)=-6(4+3x) | | Y=2.4x-4.2 | | 10x²+4x+77=0 | | X+3.x-12=48 | | --2x=-14 | | --26=2u | | 4v+7=-10v+37 |

Equations solver categories