-2-(-9)=x

Simple and best practice solution for -2-(-9)=x 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 -2-(-9)=x equation:


Simplifying
-2 + -1(-9) = x

Multiply -1 * -9
-2 + 9 = x

Combine like terms: -2 + 9 = 7
7 = x

Solving
7 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
7 + -1x = x + -1x

Combine like terms: x + -1x = 0
7 + -1x = 0

Add '-7' to each side of the equation.
7 + -7 + -1x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -1x = 0 + -7
-1x = 0 + -7

Combine like terms: 0 + -7 = -7
-1x = -7

Divide each side by '-1'.
x = 7

Simplifying
x = 7

See similar equations:

| 5x-8=30x+12 | | (7y^2+5y-7)-(-3y+3)= | | (-8y-7z)(-4)= | | 10w=w+18 | | -5(x+2)-45=1-26 | | -12x^2+70x-28=0 | | 21=t+6 | | (2x^2+15x+29)/(x+4) | | x^8/x^-3 | | 12540=12000+(1)(R)(.5) | | x+14=48 | | 9a^2-121f^2=0 | | 4c=-12 | | x+5(1)=0 | | 12540=12000+(1)+R(.5) | | 4(k-6)-(-3k-9)=6k | | -1=6/7(4)+b | | 4y^2-81x^2=324 | | 5y+(3/7)=3/7 | | 9n-3(2n-n)=15 | | x/6+4+15 | | -2=-1/5(1)+b | | 3x-(5/6)=13/6 | | x+(x+12)+(x+24)=180 | | -2.4a+3.7=16.1+3.1a | | 7(-2)+2(0)=x | | x/8+4=15 | | 9x+4/5=4/5 | | 11n=77 | | x(x+15)+(x+18)=180 | | x+(x+19)+(x+32)=180 | | c^2+14c+49=0 |

Equations solver categories