9=-2(a+4)+9

Simple and best practice solution for 9=-2(a+4)+9 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 9=-2(a+4)+9 equation:


Simplifying
9 = -2(a + 4) + 9

Reorder the terms:
9 = -2(4 + a) + 9
9 = (4 * -2 + a * -2) + 9
9 = (-8 + -2a) + 9

Reorder the terms:
9 = -8 + 9 + -2a

Combine like terms: -8 + 9 = 1
9 = 1 + -2a

Solving
9 = 1 + -2a

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
9 + 2a = 1 + -2a + 2a

Combine like terms: -2a + 2a = 0
9 + 2a = 1 + 0
9 + 2a = 1

Add '-9' to each side of the equation.
9 + -9 + 2a = 1 + -9

Combine like terms: 9 + -9 = 0
0 + 2a = 1 + -9
2a = 1 + -9

Combine like terms: 1 + -9 = -8
2a = -8

Divide each side by '2'.
a = -4

Simplifying
a = -4

See similar equations:

| 3tanx=8 | | 14-26=-3x | | 9y-11-6y=7(3y+1) | | 10-169=4-13 | | 33x^4-27x^2+9x=x^3 | | (X^2)+px+56=0 | | 2x+7+3x-4= | | 15+17+5x= | | 8x+13=5x+17 | | x+(x*.13)=328 | | 10-(1+a)=-3(7a-3) | | -7+7x= | | Y+(-8)=-30 | | 1+3tanx=9 | | 3(5+7+y)= | | 3a+btimesa= | | -4=d=3/5 | | 3y=7y-5 | | 3/x=5/ | | 9n-15=-3n+21 | | -9n-6n+-19=20 | | 35j-28j-4j-2j+j=28 | | 25y=3+5x | | 5[1-2(2x+x)]=4x | | -27s+29s=(-32) | | -r-r-5r-7r+-10=20 | | 3a+bXa= | | X-(-8)=-30 | | a/10=a/3 | | -28b+(-46b)+32b-(-44b)+3=(-47) | | 9p^4=0 | | 13q-8q-4q-q+2q+1=19 |

Equations solver categories