7w-21=5(w-7)

Simple and best practice solution for 7w-21=5(w-7) 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 7w-21=5(w-7) equation: 



7w-21=5(w-7)

We move all terms to the left:

7w-21-(5(w-7))=0



We calculate terms in parentheses: -(5(w-7)), so:

5(w-7)

We multiply parentheses

5w-35

Back to the equation:

-(5w-35)



We get rid of parentheses

7w-5w+35-21=0

We add all the numbers together, and all the variables

2w+14=0

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

2w=-14

w=-14/2

w=-7

See similar equations:

| 7(x-2)=7x0-14 | | x/4+2=10;x= | | -6(9+x)=24 | | x/11+4=8;x= | | 12(x+3)=4(2x9)+4x | | -3−c=-c−3 | | 21=2p-5 | | 5•m=23 | | x/7-2=4;x= | | 27w−15=3(6w−17) | | x/12-8=2;x= | | 13+23-20x-16x=180 | | 0.666667x=0.4 | | x^{2}+4x-32=0 | | 5+4x+x=-15 | | 54n-5=20n | | (3/4)b=8 | | -6=-10a+4 | | 4x+2/3=100 | | 3(x-3)+13=2x+8 | | 8/5(3x+5)=7 | | 18=6-2r6−2r | | 8=2x+4(1+1/5) | | 95=5(k+2) | | 24=-0.375x | | -8=b+3+b | | x+41+x+78=180 | | 2(m+4)+4m=14+7m | | x+41+x+78+95=180 | | 8(x–5)=4x+8 | | 130=5(4+3v)+5 | | -11=4+y/3 |

Equations solver categories