7(3m-2)=21

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


Simplifying
7(3m + -2) = 21

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

Solving
-14 + 21m = 21

Solving for variable 'm'.

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

Add '14' to each side of the equation.
-14 + 14 + 21m = 21 + 14

Combine like terms: -14 + 14 = 0
0 + 21m = 21 + 14
21m = 21 + 14

Combine like terms: 21 + 14 = 35
21m = 35

Divide each side by '21'.
m = 1.666666667

Simplifying
m = 1.666666667

See similar equations:

| -x+3(3+x)=2x-3 | | 2w+w=30 | | (g+1)= | | 4(p-8)-3(2p+7)=4.5(2p-11) | | 0.5y+1.5x=12 | | -x+3(3+x)=2x+3 | | 6k+10-4k-2k=0 | | 6x+5=-5-3x+16 | | 26=3(d-64)-4 | | 4(4x-5)+3=(3x-1)-2(x-4) | | 1+7v+4v=7v-3 | | 5(5i+1)=5(2i+4) | | 2x+40=2y+x | | 2x+2(3x-11)=18 | | (-6.8)+1.7= | | 3(b-6)=18 | | -8n-4-2n=-4 | | 12=-4(-6*0-3) | | 3x+10+8x=12+12x-4x-8 | | 27=4(2f-9) | | 3(b-7)=-5 | | 2t^2+7t+3= | | 2y+x=2x+40 | | 2t+3t(400)=1050 | | x^2-16x+3x=90 | | 17=6x-29 | | -8-4-2n=-4 | | -2(2+4)=-36 | | 110-3x+(80-2x)+90=180 | | y+2x=2x+40 | | 2t+3t+(400)=1050 | | 9z=-3 |

Equations solver categories