3(4x+7)=-12+21

Simple and best practice solution for 3(4x+7)=-12+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(4x+7)=-12+21 equation: 



3(4x+7)=-12+21

We move all terms to the left:

3(4x+7)-(-12+21)=0

We add all the numbers together, and all the variables

3(4x+7)-9=0

We multiply parentheses

12x+21-9=0

We add all the numbers together, and all the variables

12x+12=0

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

12x=-12

x=-12/12

x=-1

See similar equations:

| V=4/3 | | 6/k=9/15 | | V=4/3 | | 4x=2x-(-3) | | 4x=2x+(-3) | | -2x+(-3)=1x | | 3/4n-6=18 | | 3(4x-5)-6=-21+12x | | 0=-15x^2-150x | | (13x+12)=(10x-16) | | 7(9x=+8) | | -4(4x-10)+7x=-3x+3(2-2x) | | -2x+9=4x/2+5 | | 29/24=3/4r+1/3 | | -16+20=-5/7a+12+9/7a | | 40t-2t^2-40=0 | | -64=-4(1+5k)-5(5k-6) | | 2(x+5)+4=5x-3(-5+x) | | -4(u-8)=-8u+36 | | 7(w+5)=-5(2w-5)+5w | | 5x-4+7-8=180 | | -(9x12=0 | | -3(v+5)+4v=-8+8v | | -38=9/5x+61 | | -4x+(-3)=-2x+(-2) | | 7-2y=21-6y | | 5w+28=-8(w+3) | | −2x+9=4x2+5 | | -4x+(-3)=-2x | | 6x+5=8x+11x= | | (5x-2)^2=52 | | (2x-20)=100 |

Equations solver categories