3(x+5)=+21

Simple and best practice solution for 3(x+5)=+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 3(x+5)=+21 equation: 



3(x+5)=+21

We move all terms to the left:

3(x+5)-(+21)=0

We add all the numbers together, and all the variables

3(x+5)-21=0

We multiply parentheses

3x+15-21=0

We add all the numbers together, and all the variables

3x-6=0

We move all terms containing x to the left, all other terms to the right

3x=6

x=6/3

x=2

See similar equations:

| 15x+12=14x+20 | | 7x=9x-38 | | 3/4x+8=9 | | X+1/3x=2 | | 1.4x=612+0.2x | | 5n^2+4=74 | | 18p^2+33p+15=0 | | 2m+12=42 | | 2(-x+7)=-8 | | 3(x+1)=6x+3 | | 5n^2+4=745n | | 3(x-11)=51 | | w4 − 2 = 2 | | -2(-x-3)=-8 | | 5x-10=5x-20 | | 5(x+8)=-25 | | 2x•4=x+3•4 | | 5f-3=22 | | 5=3w−1 | | 180=5x+65 | | 7x=4x+6+2x-5 | | (x-7)2=44 | | x3+2x=87 | | -3(x-9)=27 | | |6-n|+4n=10 | | 2x-8=9x+1 | | 8(2y-1)-17(3-y)=16(3y-2) | | 16a+14a=270 | | 9x+140=14 | | x=-7(3x-2-5x-1) | | 5x-140=14 | | x=-7x3x-2-5x-1 |

Equations solver categories