6(-1)+3y=21

Simple and best practice solution for 6(-1)+3y=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 6(-1)+3y=21 equation: 


Simplifying
6(-1) + 3y = 21

Multiply 6 * -1
-6 + 3y = 21

Solving
-6 + 3y = 21

Solving for variable 'y'.

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

Add '6' to each side of the equation.
-6 + 6 + 3y = 21 + 6

Combine like terms: -6 + 6 = 0
0 + 3y = 21 + 6
3y = 21 + 6

Combine like terms: 21 + 6 = 27
3y = 27

Divide each side by '3'.
y = 9

Simplifying
y = 9

See similar equations:

| 4(x+5(-3xy+x))= | | 5x^2-13xy+8y^2=0 | | 8(x-3)-(5+3x)=4x | | 36n^2-3n-18=0 | | -5/2(10w-6=140 | | b^3+20b^2+200b= | | 14/7-14/7 | | -1/2-4,3/4 | | 3y+9-y=7+y+9 | | 11.2(3x+3)=3(2x+5) | | n-0.14=0 | | x+8+8=2 | | 70=5x+3x+6 | | 12=-8+k | | 40=2x-2 | | 4(b+3)=16+3b | | 4x^2+12.5x+9=0 | | 4x+10=4+7x | | 16=.03m+4 | | 3(n-0.14)=0 | | a-b=bcs | | 4(1+c)-18=-3c | | n+5(2n-1)=7 | | v=1/3bh;v=40,h=8 | | 2m+11=-5m | | 17+2w=8+20w | | 10.3x+1=3(x-1) | | 6x+6+7x=71 | | 3x(n-0.14)=0 | | 4(1+c)-18=3c | | -2w(w-7)+10w=34 | | -30n=-27n-68 |

Equations solver categories