(m-9)-(m+7)=4m

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


Simplifying
(m + -9) + -1(m + 7) = 4m

Reorder the terms:
(-9 + m) + -1(m + 7) = 4m

Remove parenthesis around (-9 + m)
-9 + m + -1(m + 7) = 4m

Reorder the terms:
-9 + m + -1(7 + m) = 4m
-9 + m + (7 * -1 + m * -1) = 4m
-9 + m + (-7 + -1m) = 4m

Reorder the terms:
-9 + -7 + m + -1m = 4m

Combine like terms: -9 + -7 = -16
-16 + m + -1m = 4m

Combine like terms: m + -1m = 0
-16 + 0 = 4m
-16 = 4m

Solving
-16 = 4m

Solving for variable 'm'.

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

Add '-4m' to each side of the equation.
-16 + -4m = 4m + -4m

Combine like terms: 4m + -4m = 0
-16 + -4m = 0

Add '16' to each side of the equation.
-16 + 16 + -4m = 0 + 16

Combine like terms: -16 + 16 = 0
0 + -4m = 0 + 16
-4m = 0 + 16

Combine like terms: 0 + 16 = 16
-4m = 16

Divide each side by '-4'.
m = -4

Simplifying
m = -4

See similar equations:

| x+x+80+x+25=180 | | 2x^3-x^2-5=5x | | 3x+10=20-7x | | 1/7X7/8 | | 3w^2+39w-420=0 | | -5/6y=-25/36 | | 1/7•7/8 | | (7y-7)-(-3y+2)=71 | | (4x-10)-(-5x+51)=2 | | 3/5?2/6 | | 12x^2+44x-45=0 | | h(t)=-16t^2+48+15 | | h(t)=-16t^2+48 | | 2.26632=0.5v-1.564v | | (5x^-2)^2/(-2x)^3 | | -1/3x+2=1 | | 6.44=1.2x+1.1x | | 5x^4-4x=0 | | 120=5-5(1-4v) | | 6x^2-6x+30=0 | | n-7(5-5n)=-287 | | 1.5(b+6)+9=29 | | -3(2r-4)-7r=103 | | x-6=40 | | 4(-6-4n)=-104 | | x-6=-5.48 | | 2-3(1+5b)=-76 | | -95=-5(3-4m) | | 16x+190=-335+x | | 6-2(5x-1)=28 | | 10/11-1/4 | | -5(4b-4)-7=133 |

Equations solver categories