7y+20=4(y-1)

Simple and best practice solution for 7y+20=4(y-1) 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+20=4(y-1) equation:


Simplifying
7y + 20 = 4(y + -1)

Reorder the terms:
20 + 7y = 4(y + -1)

Reorder the terms:
20 + 7y = 4(-1 + y)
20 + 7y = (-1 * 4 + y * 4)
20 + 7y = (-4 + 4y)

Solving
20 + 7y = -4 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
20 + 7y + -4y = -4 + 4y + -4y

Combine like terms: 7y + -4y = 3y
20 + 3y = -4 + 4y + -4y

Combine like terms: 4y + -4y = 0
20 + 3y = -4 + 0
20 + 3y = -4

Add '-20' to each side of the equation.
20 + -20 + 3y = -4 + -20

Combine like terms: 20 + -20 = 0
0 + 3y = -4 + -20
3y = -4 + -20

Combine like terms: -4 + -20 = -24
3y = -24

Divide each side by '3'.
y = -8

Simplifying
y = -8

See similar equations:

| 21.3+(2)21.3= | | 21.3+(2)21= | | 8(x-8)=-7x+26 | | 5-12=5j-7-4j | | 2w+21=5(w+6) | | 3x-4x+6=x+9 | | v=3.14(4)(13) | | 3x+5=15-2 | | v=3.14(4)9 | | 3x-4x=x+9 | | 4y-1+y+5=2x+3+5x | | v=3.14(81)(9) | | -4(x+7)=32 | | v=4/3(3.14)(216) | | I(1000)=1000(8-0.2(1000)) | | 15u+v-13u+7v= | | 3x^3-9x^2=84x | | -5/3x+2=-6 | | X(2x-6)=(2x+2)(x-6) | | X-3x^3=-1.95 | | 7x-16=-28 | | 20(2X*4x)=3 | | 28-4y=-28 | | 9r^2-32r-441=0 | | 14-4y=-28 | | 72=0.5(4x)(x) | | 7x+6=2+18 | | F(-x)=2x^2+4x-4 | | (7k+8)(-9k^2-5k)=0 | | 3(x+2)=6x-21 | | 25x+40xforc=4 | | -25x+4=7x-12 |

Equations solver categories