7x+3(x-10)=90

Simple and best practice solution for 7x+3(x-10)=90 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 7x+3(x-10)=90 equation:


7x+3(x-10)=90

We simplify the equation to the form, which is simple to understand 
7x+3(x-10)=90

Reorder the terms in parentheses
7x+(+3x-30)=90

Remove unnecessary parentheses
+7x+3x-30=+90

We move all terms containing x to the left and all other terms to the right. 
+7x+3x=+90+30

We simplify left and right side of the equation. 
+10x=+120

We divide both sides of the equation by 10 to get x. 
x=12

See similar equations:

| 5(2x-10)=40 | | 3x=200 | | 7.3(5.1-x)+2.73=2x+2.8 | | 3x+12=10x+40 | | 3x^4-2x^3+6x^2=0 | | j-3=-3 | | 6x+2(3x-16)=40 | | 12-4m=0 | | -6+(m+8)=-11 | | 7m+38=4(m+5) | | 2x^3-24x+13=0 | | 4x+3(2x-17)=49 | | 5x^5+x+5=0 | | 6x^2+14x+30=0 | | 4x-2x+8=-10 | | 3(x+1)=5(x-2) | | 2x+14y=-6 | | 320=1/5(1500+x) | | 8-6w=-37 | | 2x+3y-4= | | 3(3x+1)-(x+1)=(6x+10) | | 4v-36=-8(8+3v) | | -2x+14=8x-46 | | 7(x-2)=39.2 | | 4(a+2)=34.4 | | x+2x=6x+2 | | 31.6=7c-2 | | -4(-4v+1)-6v=2(v-7)-2 | | -3y+15+y=39 | | 33-5x=-8+-48x-2 | | 2x^7-7=-25 | | -2x+6=-6 |

Equations solver categories