7(m-2)+21=(2m)(3)

Simple and best practice solution for 7(m-2)+21=(2m)(3) 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(m-2)+21=(2m)(3) equation:


Simplifying
7(m + -2) + 21 = (2m)(3)

Reorder the terms:
7(-2 + m) + 21 = (2m)(3)
(-2 * 7 + m * 7) + 21 = (2m)(3)
(-14 + 7m) + 21 = (2m)(3)

Reorder the terms:
-14 + 21 + 7m = (2m)(3)

Combine like terms: -14 + 21 = 7
7 + 7m = (2m)(3)

Remove parenthesis around (2m)
7 + 7m = 2m(3)

Reorder the terms for easier multiplication:
7 + 7m = 2 * 3m

Multiply 2 * 3
7 + 7m = 6m

Solving
7 + 7m = 6m

Solving for variable 'm'.

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

Add '-6m' to each side of the equation.
7 + 7m + -6m = 6m + -6m

Combine like terms: 7m + -6m = 1m
7 + 1m = 6m + -6m

Combine like terms: 6m + -6m = 0
7 + 1m = 0

Add '-7' to each side of the equation.
7 + -7 + 1m = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 1m = 0 + -7
1m = 0 + -7

Combine like terms: 0 + -7 = -7
1m = -7

Divide each side by '1'.
m = -7

Simplifying
m = -7

See similar equations:

| -16b=32 | | 5x^2-7x^2+4x^2= | | 36(21-2.5x)=16(2x-7)+38.4 | | -1/6t=-9 | | 0.405=15.6(0.72)x | | 3=-3(6p-13) | | 4xn=30-6 | | X-2/3=-1/3 | | g(x)=x^2-x | | x+-4x+-3x= | | 3(b-2)-5=4(b-7) | | 600-100x+4x=180 | | -7x-9y=9 | | 15/15 | | 7(-9)-4= | | 7(3x-5)=50 | | X+24=29 | | 24=x/6 | | 0=12X^2+30X | | x+20x=40 | | X-36=61 | | 2x+6+3=2x-9 | | -3/4x=34 | | -10(s*5)=-26 | | -7-5q=33 | | X-14=85 | | -1.4x^2+30.7x-101.4=0 | | 8.5x+61.66=-11.5x+61.50 | | x+3-3=16 | | 750/1000 | | x^4-89x^2+720=0 | | 2w^2-18w= |

Equations solver categories