x-(-12)=9

Simple and best practice solution for x-(-12)=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 x-(-12)=9 equation: 


Simplifying
x + -1(-12) = 9

Multiply -1 * -12
x + 12 = 9

Reorder the terms:
12 + x = 9

Solving
12 + x = 9

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + x = 9 + -12

Combine like terms: 12 + -12 = 0
0 + x = 9 + -12
x = 9 + -12

Combine like terms: 9 + -12 = -3
x = -3

Simplifying
x = -3

See similar equations:

| 25+x=-7 | | 2a+5b-2b-3a+8= | | x+(-7)=16 | | 4x*24=6 | | 3X+11=5-3X | | 12-10x+15x=-18 | | P+10=11P^2-P+1 | | X-43=56 | | z^2-2*z+i=0forz | | z^2-2*z+i=0 | | pi*0.65= | | (x+5)*(x-2-3i)*(x-2+3i)=0 | | k^2+5k-4=0 | | 3x^2-13x-70=0 | | z^2-(3-2*i)z+1-3*i=0 | | 13-6x=9-7x | | 1/x*2x^2 | | x-4(x-2)=2(x-3) | | 6v-4y=x | | 7+49x=12x+19 | | 7-3(x-2)=-7(2-x) | | 2sin^2(x)+2=7cosx | | 2x^2+24x-40=0 | | 5x-2(3-x)=-4(x+5) | | x*10-3=3 | | z*10-9=8 | | 2(11x+5)=-3(4-3x)+5 | | 6xy+2z+4p-2p=o | | (3x^4-2y)(x^2+4y)=100 | | 23x+56x=345 | | 7(4y-5)=3(t+3) | | 8(4x+1)=5(2z+1) |

Equations solver categories