3x+5+7x+2x+1=42

Simple and best practice solution for 3x+5+7x+2x+1=42 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 3x+5+7x+2x+1=42 equation:


Simplifying
3x + 5 + 7x + 2x + 1 = 42

Reorder the terms:
5 + 1 + 3x + 7x + 2x = 42

Combine like terms: 5 + 1 = 6
6 + 3x + 7x + 2x = 42

Combine like terms: 3x + 7x = 10x
6 + 10x + 2x = 42

Combine like terms: 10x + 2x = 12x
6 + 12x = 42

Solving
6 + 12x = 42

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 12x = 42 + -6

Combine like terms: 6 + -6 = 0
0 + 12x = 42 + -6
12x = 42 + -6

Combine like terms: 42 + -6 = 36
12x = 36

Divide each side by '12'.
x = 3

Simplifying
x = 3

See similar equations:

| -3x+11=7x-19 | | 3x+2.6=x+8.2 | | 12n-23.2=-14n+28.8 | | -5x^2+9x-4=0 | | 3(x^2+2)=18 | | 4(x+3)+2x=3x-2+x | | 6x-4=4x+24 | | v+2=23 | | 5y+2=9y+15 | | -x+8-5x=-34 | | 8x-13=6x+11 | | 7-x+2x=-5 | | 5x+4+4x=-95 | | 10+5x-3x=16 | | 29=5.8a | | -35n+33n= | | 29=5.8 | | -35n-33n= | | 87.5=12.5a | | 87.5=12.5 | | 48=4a | | 2a+21=8a-a | | 9.6=4.8a | | 6n+8=2n-12 | | 5g=6g | | 105.6=8.8a | | h=32+5t-1+-16t | | 2b=3.6 | | h(t)=-16t^2+32t+5 | | 62.5=12.5a | | 62.5=12.5 | | 5n+9=2n |

Equations solver categories