2x-(7-5x)=21

Simple and best practice solution for 2x-(7-5x)=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 2x-(7-5x)=21 equation: 



2x-(7-5x)=21

We move all terms to the left:

2x-(7-5x)-(21)=0

We add all the numbers together, and all the variables

2x-(-5x+7)-21=0

We get rid of parentheses

2x+5x-7-21=0

We add all the numbers together, and all the variables

7x-28=0

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

7x=28

x=28/7

x=4

See similar equations:

| 45+x=2x+-2-180 | | 97=-2-9r | | 70-6x=80-26x | | X+(-45)=450+45x+(-45x) | | (9x+13)=180 | | 3(4-q)=32+q | | 45+x=2x+-2=180 | | 10v-5=125 | | 2x-(7-5x)=2 | | 510x-15=35 | | -2(d+4)=-16-4d | | -6=-6-10w | | 5-2p=9 | | 8=6-2u | | 0.25(8x-0.5)=1.875 | | 8=6−2u | | 3g+5=7g+14 | | (11x+33)=15x+5 | | 2m2-m-6=0 | | 15b=-9b-9(-3b+20) | | 18x+1+24x-17+15x+10=180 | | q/4+10=11 | | 5(-2.3+0.83y)-7y=33 | | 3+9n=-96 | | f(-3)=12-7(-3) | | -8x+5=5 | | 4(x-2)=1-4(x-3) | | 65=23+x | | 4x+2+44=90 | | -(-1+3n)=-11-6n | | 3x+2=20* | | -8.1j=-8.4j-5.22 |

Equations solver categories