7+8=-x

Simple and best practice solution for 7+8=-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 7+8=-x equation:


Simplifying
7 + 8 = -1x

Combine like terms: 7 + 8 = 15
15 = -1x

Solving
15 = -1x

Solving for variable 'x'.

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

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

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

Add '-15' to each side of the equation.
15 + -15 + x = 0 + -15

Combine like terms: 15 + -15 = 0
0 + x = 0 + -15
x = 0 + -15

Combine like terms: 0 + -15 = -15
x = -15

Simplifying
x = -15

See similar equations:

| x(12-2x)(15-2x)-100=0 | | 20k-19k=12 | | 4x^2-24x-36=9 | | (7.6)+(-3.8)= | | 180=2x+9 | | 17z-15z=20 | | 3.7x+7.1+4.2x-5.9= | | 3d+7=-22 | | 6(k-8)=-96 | | 2*3x+1-5*9x-2=81 | | 7d+8=4 | | -3(0)+y=-8 | | 4x+5+99=180 | | -3x+0=-8 | | 3z-28=-18+z | | -4n-8=20-8n | | (8x^3)-(12x^2)+60x-28=0 | | 6(0)+4y=-5 | | 6m-1=5 | | 7+18p-6=8p+91-5p | | 7x(1+3x)+(3x+1)(x-8)=0 | | 3(2+v)-4=2(g-3) | | 121x-9x=0 | | 4x+5=99 | | 6x+4(0)=-5 | | 3x+0.5=0.25 | | 4x+5+99=90 | | 4x-2(0)=1 | | 10x-14=146 | | 6x+1+41=90 | | 3x+0.25=-0.25 | | 4(0)-2y=1 |

Equations solver categories