8x+7=4x+21

Simple and best practice solution for 8x+7=4x+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 8x+7=4x+21 equation: 



8x+7=4x+21

We move all terms to the left:

8x+7-(4x+21)=0

We get rid of parentheses

8x-4x-21+7=0

We add all the numbers together, and all the variables

4x-14=0

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

4x=14

x=14/4

x=3+1/2

See similar equations:

| 15a-49=8a | | 70+59=(-x-21) | | x=1500*(1-0.05)^70 | | 7a+4=4a+5 | | 5c+4=4c+15 | | 1.5+0.6(w=0.4) | | 4x+4=156 | | 2(3x+5)=(6x+10) | | 6+v=30 | | (4y+3)=5y-21=180 | | Y=-0.8x+3.5 | | g(-5)=-7(-5)+4 | | 75-2y=y+25 | | 10y+3=4y+9 | | 2(n+6)=3n | | 4=21x-9 | | 9w=36-3w | | -y+3y=28 | | 4n9=12 | | F(x)=36/x | | 0.2-x=0.5*x | | 4/6=f | | -5/7=x | | 7*x=-5 | | -c/5=2 | | 8x-1+8x-1=110 | | 25x+7x-3=125 | | 2d-5=10-3d | | 7x-3+25=125 | | 1.7=0.45/x | | x3+3x2-24x+10=0 | | x+x+10+2x-14+3x=180 |

Equations solver categories