2m+42=7m-3

Simple and best practice solution for 2m+42=7m-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 2m+42=7m-3 equation:


Simplifying
2m + 42 = 7m + -3

Reorder the terms:
42 + 2m = 7m + -3

Reorder the terms:
42 + 2m = -3 + 7m

Solving
42 + 2m = -3 + 7m

Solving for variable 'm'.

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

Add '-7m' to each side of the equation.
42 + 2m + -7m = -3 + 7m + -7m

Combine like terms: 2m + -7m = -5m
42 + -5m = -3 + 7m + -7m

Combine like terms: 7m + -7m = 0
42 + -5m = -3 + 0
42 + -5m = -3

Add '-42' to each side of the equation.
42 + -42 + -5m = -3 + -42

Combine like terms: 42 + -42 = 0
0 + -5m = -3 + -42
-5m = -3 + -42

Combine like terms: -3 + -42 = -45
-5m = -45

Divide each side by '-5'.
m = 9

Simplifying
m = 9

See similar equations:

| 3(5+-4)+4=x | | =7y | | 6y+120y^2-72=0 | | 6r-28=10r | | 3x^2+70x-400=0 | | 39-8V=-(v+3) | | -7g=-49 | | 5(5-4)+4=x | | 12=-d | | 27+(-39)= | | 2w+9w-7-7w= | | 3x+3.0=3.3 | | 2[m-(3m+15)+12]=2(m+3) | | 2a+2a+a+a=260 | | 2(b+4)-3b=-3 | | -84+8x=70+x | | 3ab=2bc | | -14x+4-3(x-1)=-3x-(13x-3)+3 | | 5z^4+9z^2-80=0 | | 6r-7=40r | | -7(8+x)=-21 | | 3y-15+75=180 | | 5x-3x+8=20 | | x^2-15.75x+6.4375=0 | | (3x)+(2x+20)+(4x-20)=180 | | 9x-3(2x-5)=2x+13 | | -29+4x=-(-1+2x) | | 6(1-1)= | | -2(6-x)-4x=5x-1-8x | | 3x+9=-54 | | -14x+5-4(x-1)=-4x-(13x-2)+4 | | 6[3+8(5-4)]= |

Equations solver categories