7a=5(a+20)

Simple and best practice solution for 7a=5(a+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 7a=5(a+20) equation: 



7a=5(a+20)

We move all terms to the left:

7a-(5(a+20))=0



We calculate terms in parentheses: -(5(a+20)), so:

5(a+20)

We multiply parentheses

5a+100

Back to the equation:

-(5a+100)



We get rid of parentheses

7a-5a-100=0

We add all the numbers together, and all the variables

2a-100=0

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

2a=100

a=100/2

a=50

See similar equations:

| 40+2x=56 | | 5/6+2/3x+x=1/6 | | 3x-14/2(x-9)=2x-2 | | 4(8x+12)=-26-36x | | .89x=25 | | 4(8-g)=4g | | (5-80x)/10=10+20x-4 | | 3x-6+2x+66=360 | | 7y+29=3(2y+3) | | x-3/4=x+3/6=√ | | 4(x+2.50)=21.50 | | x+75+70+100=360 | | x-3/4=x+3/6 | | 3/12=x/1.6 | | 5x-24-4x=11 | | 10+11y=21 | | 20x+15=20x-10 | | 30=5u | | 5x=-24-4x-11 | | -6=5r-1+5 | | 5=-2x-3x | | 2z+20=30 | | 12n^+80n+48=0 | | (24+3x)/3=84 | | 4(x+2)=4x+12-4 | | 58850=1/2(100)v^2 | | 20x-8=10x+22 | | 20580=1/2(100)v^2 | | -3x=5=-1 | | 5(x+3)=2(3x+6) | | 5=1-a+1 | | 4^(x-6)=6^x |

Equations solver categories