-a+4(a+3)=-12

Simple and best practice solution for -a+4(a+3)=-12 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 -a+4(a+3)=-12 equation:


-a+4(a+3)=-12

We simplify the equation to the form, which is simple to understand 
-a+4(a+3)=-12

Reorder the terms in parentheses
-a+(+4a+12)=-12

Remove unnecessary parentheses
-a+4a+12=-12

We move all terms containing a to the left and all other terms to the right. 
-1a+4a=-12-12

We simplify left and right side of the equation. 
+3a=-24

We divide both sides of the equation by 3 to get a. 
a=-8

See similar equations:

| -z^2-4z+2=0 | | 11=6+h | | 2x-10=5x+50 | | 9(3m+8x-5n)= | | 2(c+5)=8 | | C=25x+550 | | .75w=-24 | | 3x-4=x-12 | | -6(k-7)-2(-4k+6)=7k+5k | | 5y=0-15 | | 3(4x-1)(4x+3)=48x | | 4.2+m=8.3 | | 2(8+2n)=32+8 | | 4x+4=-5 | | .0*x= | | 3(x+5)-4=2(4x+5) | | 2x^2+2x^2+16=4x^2-16 | | 5+2u=-5 | | 10(10)4x+2=40 | | 15u-10=-6 | | 7050=70x | | y=16x+9 | | 2x-3x+1=(5x+1) | | -15u-10=-6 | | 0=-9w^2+30w-25 | | (4y-7)(4y+7)= | | 27u-10=42u-6 | | 36/9=4 | | 3(r+2)=-2(3r-3) | | 3(2n-4)-2n=30-6 | | u=3(6n+33)+5(n+1) | | 3+9-(2*3)= |

Equations solver categories