5(20+a)=2(30+a)

Simple and best practice solution for 5(20+a)=2(30+a) 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 5(20+a)=2(30+a) equation: 



5(20+a)=2(30+a)

We move all terms to the left:

5(20+a)-(2(30+a))=0

We add all the numbers together, and all the variables

5(a+20)-(2(a+30))=0

We multiply parentheses

5a-(2(a+30))+100=0



We calculate terms in parentheses: -(2(a+30)), so:

2(a+30)

We multiply parentheses

2a+60

Back to the equation:

-(2a+60)



We get rid of parentheses

5a-2a-60+100=0

We add all the numbers together, and all the variables

3a+40=0

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

3a=-40

a=-40/3

a=-13+1/3

See similar equations:

| 2(v-2)-v=3(v-1)+9 | | 1/2x-3/4x=5x-1/3 | | 3+4x/5+3-x-3=31/15 | | 2r+9=-9-4r | | -s4–14=-13 | | x^2+4.5x=35.5 | | 2=p=15 | | 4(5×-2)=2(9x+3) | | 7+3j=2j | | 2x^2+9x=71 | | 3=2x+3+23 | | 2t+16=36 | | 12x13=6 | | 4(y-1)=2(1-2y)-6 | | (n-3)(n-4)-2=n^2-7n+10 | | -10n=10-5n | | 2(4x+3)=12x+1-4x+5 | | 24a=360 | | -28a=21 | | -3x+(-13)=4x+8 | | (2x+2)+x+80+(3x+8)=180 | | 4x+40+x+20=180 | | X+18+3x=72 | | 101-12x=-144-5x | | 1/2(3x+5)=-7 | | w/6+5/8=−13/8 | | 4j-6=5j+2 | | -17x=-32+-11x | | -6x+9=-71+2x | | 4x+40=x+20 | | 3x-6x+2=-4× | | 7x+26+4x+29=180 |

Equations solver categories