y+5=7y-21

Simple and best practice solution for y+5=7y-21 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 y+5=7y-21 equation:


Simplifying
y + 5 = 7y + -21

Reorder the terms:
5 + y = 7y + -21

Reorder the terms:
5 + y = -21 + 7y

Solving
5 + y = -21 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
5 + y + -7y = -21 + 7y + -7y

Combine like terms: y + -7y = -6y
5 + -6y = -21 + 7y + -7y

Combine like terms: 7y + -7y = 0
5 + -6y = -21 + 0
5 + -6y = -21

Add '-5' to each side of the equation.
5 + -5 + -6y = -21 + -5

Combine like terms: 5 + -5 = 0
0 + -6y = -21 + -5
-6y = -21 + -5

Combine like terms: -21 + -5 = -26
-6y = -26

Divide each side by '-6'.
y = 4.333333333

Simplifying
y = 4.333333333

See similar equations:

| [2y+6]=15 | | -12m+2(8x-9)=-6(1-x) | | 4x+9x=9 | | 7(-1+6k)-2(5k-8)=9 | | e^2-3=12 | | 23x+7=53 | | -10(3x-2)=-7(x-5)-8x | | -152=-8-4(1-7r) | | -8x-10=54 | | 2M=10mM | | 0.1X=0.15X | | 11-(x+5)=9x-4 | | 8x-12(12x-3)=12x+(-x+1) | | 20x-15x-3y-y= | | -5b+7b=-14 | | 25mM=1M | | (9a-5)(8a^2+8a-3)= | | (3X^4)(2X^9)= | | 5X=.1X | | -7(2x+4)=-10+8(1-5x) | | 16x^2=60+68x | | 2x^2*7x-10=4x+4 | | -x+2y+5=0 | | 51=N-17 | | 9s=21 | | 89+12=4(3+29) | | 8(-11+9x)-3=4-6(11-12x) | | 10x-4.2=25.5 | | 6-5x-2=4 | | 4x^2+32x=-64 | | 7x+3-2xX=8 | | x(3x-2)(x-7)=0 |

Equations solver categories