-7(3a+2)=7

Simple and best practice solution for -7(3a+2)=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 -7(3a+2)=7 equation:


Simplifying
-7(3a + 2) = 7

Reorder the terms:
-7(2 + 3a) = 7
(2 * -7 + 3a * -7) = 7
(-14 + -21a) = 7

Solving
-14 + -21a = 7

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '14' to each side of the equation.
-14 + 14 + -21a = 7 + 14

Combine like terms: -14 + 14 = 0
0 + -21a = 7 + 14
-21a = 7 + 14

Combine like terms: 7 + 14 = 21
-21a = 21

Divide each side by '-21'.
a = -1

Simplifying
a = -1

See similar equations:

| 2(k+1)-k=-2+9 | | 180=25+(3x+5)+(x-10) | | 9xy+y-2x-6xy+2x= | | 5x-7=x+44 | | (5w-5)(3w+3)=1w-13 | | 9h-8h+1=8 | | 9i-3i=18u | | -3(4a-7)=-6a-35 | | 2x^3+12x^2=32x | | -2x-4=5x-11 | | x+4=-7x+44 | | 180=25+(3x-5) | | 6x^5-3x-2=0 | | -10+3x=6x-46 | | y-5+9= | | 3x^5+18x^4-81x^3=0 | | 6x+9=17+5x | | 9(k)+10= | | 1=175-70t | | 180=40+(x+15)+(x+5) | | x^3-43x^2+42x=0 | | 3b-b+2=10 | | 180=47+(2x-11) | | -7(x+5)-45=8-25 | | 19m+n+12m+11n= | | 6c=9+(-8) | | 7c-6c=3 | | 11+c=12 | | 180=40+(x+20)+(5x) | | 5-(6x-3)= | | 5(x+7)-5=72-2x | | 4u-12=4 |

Equations solver categories