7*x-3*x+7=3*(x-4)+20

Simple and best practice solution for 7*x-3*x+7=3*(x-4)+20 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*x-3*x+7=3*(x-4)+20 equation: 



7x-3x+7=3(x-4)+20

We move all terms to the left:

7x-3x+7-(3(x-4)+20)=0

We add all the numbers together, and all the variables

4x-(3(x-4)+20)+7=0



We calculate terms in parentheses: -(3(x-4)+20), so:

3(x-4)+20

We multiply parentheses

3x-12+20

We add all the numbers together, and all the variables

3x+8

Back to the equation:

-(3x+8)



We get rid of parentheses

4x-3x-8+7=0

We add all the numbers together, and all the variables

x-1=0

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

x=1

See similar equations:

| 8-3x+1=4-(10-2x) | | n+2(5n+2)=15 | | 5z+30=4z-5+6z | | -1+r=-9+2r | | 2(5x-15)=10(x+3) | | -40=4-7x | | 2w+35+8w=3w | | 9×3x=10 | | 4=x+3-5x | | -4/3y-4/3=5y-5/4 | | 4t−3(t−3)=−4 | | 9x-5+17x+7=106 | | 2x=25+x+75 | | 180=1/2x36 | | 180=1/2x(36) | | -(5+2n)=-5-2n | | 3(2x1)=9 | | 6x-96=Y | | (5x+3)/5=(7-2x)/3 | | 21x-11=8 | | 8=-18+3/8(16-40h) | | 4-9x-8=-80 | | (-13)*(-5)*(-2)=-17x-9x=26 | | -(5+2n)=-55-2n | | 3(x+5)=x+18​ | | 920-60x=980-75x | | 300x+500/7•87.5=10000 | | -3x-7-2x+12=x+29 | | (6x-7)+(4x+1)=180 | | -3n+19=82 | | 7+y=12=12=7+y. | | 10=2x/9 |

Equations solver categories