7(a+4)=84

Simple and best practice solution for 7(a+4)=84 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 7(a+4)=84 equation:


7(a+4)=84

We simplify the equation to the form, which is simple to understand 
7(a+4)=84

Reorder the terms in parentheses
+(+7a+28)=84

Remove unnecessary parentheses
+7a+28=+84

We move all terms containing a to the left and all other terms to the right. 
+7a=+84-28

We simplify left and right side of the equation. 
+7a=+56

We divide both sides of the equation by 7 to get a. 
a=8

See similar equations:

| 2(3c-1)-2=3c+5 | | 21v^2+21v+54=0 | | 18=5c-7 | | ((y^2)-2x)dx+(2xy+1)dy=0 | | cos*(2x)+5cosx+3=0 | | 18b+20=104-24b | | 1/4x^2-4x+25 | | 1/3-8/9= | | 10w^2+13w-15= | | 40-16=3(x-6) | | -7+2(5x+3)=24+5x | | 16/2= | | X^2-3x-7=y | | 55+6y-25=16y-10-2y | | 3w^2-14w+8= | | 3(n-5)=(2n-5) | | ln(x^2+3x+2)=0 | | 5b-2=3b+14 | | X+22+3x=-83x-12 | | -7x+6=3x+6 | | (5x^4+18x^3+10x^2+3x)+(x^2+3x)= | | 2(20-5)=x | | 3x+6=(x+2) | | 8-2x=17+7x | | 5x+3(-x-7)=3-x | | -6x+9=-19+x | | (x^2-1)(x^2+2x)=0 | | 2[2x-5]=6x+4 | | -6-4n=8n-30 | | -0.2*3c+-0.2*15=3*0.8c+3*8 | | 7=12+2a | | 0+(1/4)b |

Equations solver categories