7m+3=8m-18

Simple and best practice solution for 7m+3=8m-18 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 7m+3=8m-18 equation:


Simplifying
7m + 3 = 8m + -18

Reorder the terms:
3 + 7m = 8m + -18

Reorder the terms:
3 + 7m = -18 + 8m

Solving
3 + 7m = -18 + 8m

Solving for variable 'm'.

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

Add '-8m' to each side of the equation.
3 + 7m + -8m = -18 + 8m + -8m

Combine like terms: 7m + -8m = -1m
3 + -1m = -18 + 8m + -8m

Combine like terms: 8m + -8m = 0
3 + -1m = -18 + 0
3 + -1m = -18

Add '-3' to each side of the equation.
3 + -3 + -1m = -18 + -3

Combine like terms: 3 + -3 = 0
0 + -1m = -18 + -3
-1m = -18 + -3

Combine like terms: -18 + -3 = -21
-1m = -21

Divide each side by '-1'.
m = 21

Simplifying
m = 21

See similar equations:

| 8(6f-9)= | | 16y=18+y | | -3x+4=7x-6 | | 3x+5=7.5 | | x^3-8x^2+23x-26=0 | | 5x+3x+13=6+7x | | 21s+6+48=180 | | 21s+6+48=90 | | 21s+6=48 | | 6x-7=-17 | | Cos(90+x)=cosx | | 2tanx-sin2x/2sin^2x | | 3m+6=60 | | 10=1606 | | -Q^2-10Q+2000=0 | | y=-16x^2+14x+0 | | 10m-25=35 | | 2(7x+1)-4x=1 | | (x+1)(x-3)=(x+1)(2x+5) | | 3x+5=-65 | | 5x-28+3x=180 | | -8x+1=-2 | | X+2(43-x)=74 | | 3=a^27 | | -4+2x=44x+7 | | -4+55x=44x+7 | | 3g(5)-2=g(7) | | 1+2x=-5+x | | 2x/3-(x/5-2x-3/6)=2x-3/10 | | 8.2n-8=7.2n-8 | | z=py+qy+pq | | 5x^2-x/3=42 |

Equations solver categories