-7x-2=21

Simple and best practice solution for -7x-2=21 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 -7x-2=21 equation: 


Simplifying
-7x + -2 = 21

Reorder the terms:
-2 + -7x = 21

Solving
-2 + -7x = 21

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + -7x = 21 + 2

Combine like terms: -2 + 2 = 0
0 + -7x = 21 + 2
-7x = 21 + 2

Combine like terms: 21 + 2 = 23
-7x = 23

Divide each side by '-7'.
x = -3.285714286

Simplifying
x = -3.285714286

See similar equations:

| X-6=y | | -6(5)+2[7-2(3)]= | | 6(x-6.4)=4.8 | | x-5=8.86 | | (y-2)=8-2y | | 2z-5= | | 1-4x+5x=6 | | 3x-13.4=x | | 4+3a-6=43+5a | | x+2.5=8.3 | | 13-3p=-5(3-2p) | | 4m+7=13-m | | -4y+5y=24 | | 2x^2+23x+22=-41 | | 55-49= | | 4.6=10x+8.5 | | (y-5)-(y+7)=4y | | 8-(2x-5)=3-3x | | 12x+4a=15x-4a | | -5+6x+4=-13 | | -15n-16=86-29n | | 4x^2-22=3 | | 7x-4y+8=0 | | (-3)(-5)(-7)= | | -2(x-3)=2/3(6x-9) | | 9x-12=x+76 | | 5.2x-39=2.8x+9 | | 42y+1=13 | | 5.2x-39=2.89x+9 | | 8(11x-7)+5=3x+11 | | 8(z-2)+3=3(z-4)+9 | | 6x+40=10x-12 |

Equations solver categories