15x-21=-66

Simple and best practice solution for 15x-21=-66 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 15x-21=-66 equation: 


Simplifying
15x + -21 = -66

Reorder the terms:
-21 + 15x = -66

Solving
-21 + 15x = -66

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 15x = -66 + 21

Combine like terms: -21 + 21 = 0
0 + 15x = -66 + 21
15x = -66 + 21

Combine like terms: -66 + 21 = -45
15x = -45

Divide each side by '15'.
x = -3

Simplifying
x = -3

See similar equations:

| (3x^3+8x)-2(x^3+12)= | | 50x^2-242=0 | | 2s+3(s+4)=17 | | 2(25x^2-121)=0 | | m+4n-5p=0 | | -21.6*9x= | | 7x-6(-6x+14)=182 | | 2x=12+4y | | 80*x=200 | | 20x^2+85x+20= | | 3(x+2)-(x-4)=0 | | x+(x-5)=102 | | -5x+7(3x+2)=-66 | | 4x-13=39 | | W=2py^3-3px | | 5(4+x)(4x+5)= | | m+18=7 | | 7+6(N-3)=19 | | -5x+7(3x+20)=-66 | | -2.1x+1.5=0.5x | | 10-3(2x-2)=1 | | 104.64=-.5*32x^2+40x+80 | | (-12)-x=4x-7 | | k+9=-20 | | 7x-6(2x+7)=18 | | -2(m+5)=-2 | | 10-2p=15-3p | | -6=3x+6(x-16) | | 6-7(a+1)=-3(2+a) | | 7x+41=10x-61 | | 0=-.5*32x^2+40x+80 | | 3+5g=9+4a |

Equations solver categories