420=-7(-9x+12)

Simple and best practice solution for 420=-7(-9x+12) 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 420=-7(-9x+12) equation:


Simplifying
420 = -7(-9x + 12)

Reorder the terms:
420 = -7(12 + -9x)
420 = (12 * -7 + -9x * -7)
420 = (-84 + 63x)

Solving
420 = -84 + 63x

Solving for variable 'x'.

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

Add '-63x' to each side of the equation.
420 + -63x = -84 + 63x + -63x

Combine like terms: 63x + -63x = 0
420 + -63x = -84 + 0
420 + -63x = -84

Add '-420' to each side of the equation.
420 + -420 + -63x = -84 + -420

Combine like terms: 420 + -420 = 0
0 + -63x = -84 + -420
-63x = -84 + -420

Combine like terms: -84 + -420 = -504
-63x = -504

Divide each side by '-63'.
x = 8

Simplifying
x = 8

See similar equations:

| 10+0.3(4h)=0.25(6h) | | -157-9x=10x+71 | | p=2(1/9/10=2/1/4) | | 3/2=x/2-4 | | 5(-7x-16)=130 | | 3*x+7+63= | | 8t-2(1+3t)=21 | | 49=9+5x | | -10x+27=-65-6x | | iz^2-z+i=0 | | X+2(26)=75 | | 7x-(9x+5)=13 | | (4v-1)(2+v)=0 | | (10x+8x^5-2)+(12+x-6x^4)+(-x^4-x^2)= | | 7.1x=49.7 | | 3(1-1)=2(1)+7 | | 3(z+5)(-z-4)=0 | | x^2-y^2-5=4(x-2)+(-2)(y-(-1)) | | (6-u)(2u+9)=0 | | 2.4+7.5=8.1z-7.1z+6.7 | | -10x+60=-127+x | | 4cosx=-1 | | ln(x)=4/5 | | w/3-15=29 | | (y)(y)-5=0 | | 3/4(12x-16)-2/3(9x-15) | | 54-6x=3x-153 | | 4u-14=66 | | (u+1)(u+7)=0 | | 180=16t^2+80t+80 | | -2(w-6)=-8w-42 | | (28-c)+4h=80 |

Equations solver categories