7/y=21/42

Simple and best practice solution for 7/y=21/42 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 7/y=21/42 equation: 



7/y=21/42

We move all terms to the left:

7/y-(21/42)=0



Domain of the equation: y!=0

y∈R



We add all the numbers together, and all the variables

7/y-(+21/42)=0

We get rid of parentheses

7/y-21/42=0

We calculate fractions

There is no solution for this equation

See similar equations:

| (10.4-1.3b)+3.7b=-5.2 | | 3.2=-x+5x | | 0.04x+8=0.035x+20 | | 0.5x-8=2.5x+12 | | 3.2=2x+3x | | -3+8x+13-x-5=6+11x-1-8x-16 | | 48=-24+a8 | | 5x+2x-5-4x-8=4+6x+3-x | | (2x+2)^2-x^2+(x+2)^2=48 | | x+1/3=x | | -3+m+1/3=12 | | n^2-n+9=0 | | -15x^+62x-63=0 | | (x+x+2)^2-x^2+(x+2)^2=48 | | -9=6x-8x | | 8x+4=148 | | 3x+2=7x+5-5x-1 | | 14x+32=158 | | 15=3x-7x | | x+8/5=x | | c+35/5=-3 | | 4x-2-3x+5=8x+15-6x-4 | | 4/5x+1/10=-1/5x-1/5 | | -2x-39=-24 | | 4=5x-7x | | -(6x+2)-(8x-3)=8-5x+1) | | -2x-38=-24 | | x/3-3/5=2/3 | | 5(t+10)=-65 | | 3(x+12)-7(x-5)=-9 | | 2+6x-3=4x-9 | | w/2+12=14 |

Equations solver categories