(4m-6)-(9+6n)=-21

Simple and best practice solution for (4m-6)-(9+6n)=-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 (4m-6)-(9+6n)=-21 equation:


Simplifying
(4m + -6) + -1(9 + 6n) = -21

Reorder the terms:
(-6 + 4m) + -1(9 + 6n) = -21

Remove parenthesis around (-6 + 4m)
-6 + 4m + -1(9 + 6n) = -21
-6 + 4m + (9 * -1 + 6n * -1) = -21
-6 + 4m + (-9 + -6n) = -21

Reorder the terms:
-6 + -9 + 4m + -6n = -21

Combine like terms: -6 + -9 = -15
-15 + 4m + -6n = -21

Solving
-15 + 4m + -6n = -21

Solving for variable 'm'.

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

Add '15' to each side of the equation.
-15 + 4m + 15 + -6n = -21 + 15

Reorder the terms:
-15 + 15 + 4m + -6n = -21 + 15

Combine like terms: -15 + 15 = 0
0 + 4m + -6n = -21 + 15
4m + -6n = -21 + 15

Combine like terms: -21 + 15 = -6
4m + -6n = -6

Add '6n' to each side of the equation.
4m + -6n + 6n = -6 + 6n

Combine like terms: -6n + 6n = 0
4m + 0 = -6 + 6n
4m = -6 + 6n

Divide each side by '4'.
m = -1.5 + 1.5n

Simplifying
m = -1.5 + 1.5n

See similar equations:

| 8.2x-33.4=1.7-3.5x | | 4(n+8)=50 | | -4/7x=8/5 | | -0.1x^2+142x-3150=0 | | 25x(x-1)=-5(5-x)+20x | | (G-4)-3g=1-g | | 2x+(x*.5)=10 | | 3c(5c-7)= | | 5(-7)-3= | | 3(4a+4)=48 | | 11(n-8)=-154 | | 12t-10=8t | | x-12.919=3.174 | | 2c^2-9c+9=0 | | 2x-3=52-3x | | 35+.08h=25+.25h | | 28+8r=8(r+4) | | 376=280-3x | | 3[5-(-5x-1)]=135x+42 | | 6y^5/18x*2xy | | 32.8=x/.44 | | 2x^3-x^2=21x | | y=-7x-7 | | 3(3+3x)=45 | | (12m-9)/3=-6 | | -5(-3x-4)=170 | | -10(p-7)+6=-3(5p+8) | | -7x-5x+8=-16 | | -2(-1y+7)=-8 | | .6(15d+20)-.17(18d-12)=38 | | 6(q-7)-3(4-q)=o | | .06y+.1(10000-y)=-.21y |

Equations solver categories