7y-1=139

Simple and best practice solution for 7y-1=139 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 7y-1=139 equation: 


Simplifying
7y + -1 = 139

Reorder the terms:
-1 + 7y = 139

Solving
-1 + 7y = 139

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + 1 + 7y = 139 + 1

Combine like terms: -1 + 1 = 0
0 + 7y = 139 + 1
7y = 139 + 1

Combine like terms: 139 + 1 = 140
7y = 140

Divide each side by '7'.
y = 20

Simplifying
y = 20

See similar equations:

| 1=2x+6 | | 2x+5/2-8+2=3 | | 4y-7x=75 | | -6x=64 | | -6y-8=2y+16 | | x^2-15x-34=-7x-1 | | x/9-2=x/7 | | 4x^2y+8xy^2= | | (5x-2+3y)+(4-3x)= | | 1500=600t | | 17w-12w= | | 15x^5y^8= | | 2/x=0.333333333333 | | -5y=3x+5 | | 8k=132 | | x*6+99=x*10-9 | | 12=6(4-a) | | (4-2x)/(3x-2)=0 | | 6+3(x-5)=2m+10 | | 9-(2y-9)=3-3y | | ((4-2x))/(3x-2)=0 | | 2x+-6=-4 | | 6x+(-5x+4)= | | 3y/4-3=y/2-2 | | (Y+3)(y+6)=10 | | (x-5)(x^2+5x+25)= | | 6-3x-5x-1=4 | | 74-2x=11-9x | | (x-1)(3x+7)+(2x-2)(x+3)(6x-6)+(6x-6)(x+1)=0 | | 6b-b=(-15) | | 8(8+c)=7(6+c) | | 6+5[3-4(3-2)]= |

Equations solver categories