-7(9+3x)=21

Simple and best practice solution for -7(9+3x)=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 -7(9+3x)=21 equation: 



-7(9+3x)=21

We move all terms to the left:

-7(9+3x)-(21)=0

We add all the numbers together, and all the variables

-7(3x+9)-21=0

We multiply parentheses

-21x-63-21=0

We add all the numbers together, and all the variables

-21x-84=0

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

-21x=84

x=84/-21

x=-4

See similar equations:

| (3x-2)1/3-4(3x-2)-2/3=0 | | (3x-2)^1/3-4(3x-2)^-2/3=0 | | -7x+5(2-4x)=46-3(x-1) | | 10+15x=12+13x | | 3/8x=-5/4 | | 2x-58=90 | | 2x/5×3x/5=54 | | X+5=2-x+2/30 | | 65z-18000=70z-205 | | X+5/6=2-x+2/5 | | -5/8x=3 | | 5v+23=6v+4v-7 | | x+0.15x=120 | | 3(2x-1)-(2x-1)=0 | | X+7/8=5/4+x-7/5 | | 3(2x-1)=(2x-1) | | x4-10x2=-9 | | 4x-9+8=72 | | 104=1/2(x)(3x+2) | | -7(x-2)+4x=29-3(1-x) | | 9x-57=3x+27 | | 1x÷5=11 | | 9x+25=8x+42 | | x+3/x-2-1x/x=17 | | ((6/7+h)-(6/7))/h=0 | | 7p+2=3(4-p) | | 5x^2-12x+39=0 | | 4x+3(-26/9)=26 | | 1-1.3x+0.4x^2=0 | | 2(x+1/2)=11 | | 5(a-7)=2(2a+1) | | 49-3w=3w+7 |

Equations solver categories