-7=-5y+4(-y+9)-7(7-3y)

Simple and best practice solution for -7=-5y+4(-y+9)-7(7-3y) 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=-5y+4(-y+9)-7(7-3y) equation:


Simplifying
-7 = -5y + 4(-1y + 9) + -7(7 + -3y)

Reorder the terms:
-7 = -5y + 4(9 + -1y) + -7(7 + -3y)
-7 = -5y + (9 * 4 + -1y * 4) + -7(7 + -3y)
-7 = -5y + (36 + -4y) + -7(7 + -3y)
-7 = -5y + 36 + -4y + (7 * -7 + -3y * -7)
-7 = -5y + 36 + -4y + (-49 + 21y)

Reorder the terms:
-7 = 36 + -49 + -5y + -4y + 21y

Combine like terms: 36 + -49 = -13
-7 = -13 + -5y + -4y + 21y

Combine like terms: -5y + -4y = -9y
-7 = -13 + -9y + 21y

Combine like terms: -9y + 21y = 12y
-7 = -13 + 12y

Solving
-7 = -13 + 12y

Solving for variable 'y'.

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

Add '-12y' to each side of the equation.
-7 + -12y = -13 + 12y + -12y

Combine like terms: 12y + -12y = 0
-7 + -12y = -13 + 0
-7 + -12y = -13

Add '7' to each side of the equation.
-7 + 7 + -12y = -13 + 7

Combine like terms: -7 + 7 = 0
0 + -12y = -13 + 7
-12y = -13 + 7

Combine like terms: -13 + 7 = -6
-12y = -6

Divide each side by '-12'.
y = 0.5

Simplifying
y = 0.5

See similar equations:

| 3.2(m-1)=8 | | 4g^2-11g+6=0 | | -11x=8x+-6 | | m=2/3b=3 | | 3x(2)=3 | | y=16x^3-250 | | 7(2h-1)-4h=13 | | -72=2(5n+5)+2(1+n) | | 4x^2-12+36=0 | | y=16x^3+250 | | Y=(15)1.05x | | 37t^2+15t=0 | | 88=x+95 | | x+164=180 | | 49y^2+48y=0 | | 0.5*y-1.6=2.9 | | 7(2-1)-4h=13 | | 2(2x)•2(2x)/2 | | 3n+4=4n+16 | | 2(2x)2(2x)/2 | | 0.5*9-1.6=2.9 | | 8w/3=2/9 | | 6(g+3)=0 | | 46w^2-43w=0 | | 4(ax^3)+3=96x^3 | | 16x1/4= | | u^2-21u=0 | | 6z-1.6=-5.2 | | f(16)-2= | | 9+7f=72 | | q^2-5q+6=0 | | 6/11d=4/7 |

Equations solver categories