40x=30(7-x)

Simple and best practice solution for 40x=30(7-x) 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 40x=30(7-x) equation: 



40x=30(7-x)

We move all terms to the left:

40x-(30(7-x))=0

We add all the numbers together, and all the variables

40x-(30(-1x+7))=0



We calculate terms in parentheses: -(30(-1x+7)), so:

30(-1x+7)

We multiply parentheses

-30x+210

Back to the equation:

-(-30x+210)



We get rid of parentheses

40x+30x-210=0

We add all the numbers together, and all the variables

70x-210=0

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

70x=210

x=210/70

x=3

See similar equations:

| 5x+7+2x-4=7(x+1)-4 | | C(x)=30+1.2x | | 8x-4=50-10x | | x-160=180 | | 5m+5=20m= | | 5(2x)-2+3x=6x-8 | | 4(x-1)-7x=-46 | | 2y-5=2y+10/6 | | -13=5(v-5)-2v | | 6(p+2)=28 | | 2x+3+6x-24=180 | | 7x–3(4x+8)=11 | | (X^2-2)^2+18=9x^2-18 | | 2y+10/6=2y-5 | | c=2(3.14)12.8 | | D)41=3x+20 | | 20*x^2=3456 | | P=x^2-2. | | 3x+30−6x=15 | | 7(x+4=49 | | 4x-1=3(3-2x) | | 2x2-x-5°=0 | | 2h=-18 | | k=9+4 | | 3/4x+2x-3=-14x+21 | | 2.5-x=0.04 | | d=-12/3 | | 3m–6–4m+8=23 | | 22=y/5-17 | | q=-(-14) | | 28=-8y+2(y+8) | | 28x7=195 |

Equations solver categories