9(x-4)+7=21x-13

Simple and best practice solution for 9(x-4)+7=21x-13 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 9(x-4)+7=21x-13 equation:


Simplifying
9(x + -4) + 7 = 21x + -13

Reorder the terms:
9(-4 + x) + 7 = 21x + -13
(-4 * 9 + x * 9) + 7 = 21x + -13
(-36 + 9x) + 7 = 21x + -13

Reorder the terms:
-36 + 7 + 9x = 21x + -13

Combine like terms: -36 + 7 = -29
-29 + 9x = 21x + -13

Reorder the terms:
-29 + 9x = -13 + 21x

Solving
-29 + 9x = -13 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
-29 + 9x + -21x = -13 + 21x + -21x

Combine like terms: 9x + -21x = -12x
-29 + -12x = -13 + 21x + -21x

Combine like terms: 21x + -21x = 0
-29 + -12x = -13 + 0
-29 + -12x = -13

Add '29' to each side of the equation.
-29 + 29 + -12x = -13 + 29

Combine like terms: -29 + 29 = 0
0 + -12x = -13 + 29
-12x = -13 + 29

Combine like terms: -13 + 29 = 16
-12x = 16

Divide each side by '-12'.
x = -1.333333333

Simplifying
x = -1.333333333

See similar equations:

| 4(x-3)-8x=2(12x-9) | | 7(-10+x)=-119 | | 2(x-3)=4x+7 | | 5y^2-20y-105=0 | | (-14/15)/3/5 | | X-2(x+8)=-23 | | 12x-9=3x+21 | | -(n+1)=18 | | 4x-24+8(x-10)=20 | | 5x+9x-2=11x+7.6 | | -5(2x-8)+8x=40 | | -3y+15-y=29 | | -2n+18=10 | | up+un=r | | 4p-78=-7p-12 | | 3-x-x=-3x+5+6 | | 3z=-36 | | 9(x-4)+7=21-13 | | (4j+1)-6(j+2)= | | -2+9(x-5)=15x+4-6x | | 5-7(t-1)=-10t+3 | | 348=29k | | 9/5+1/6t=3 | | 46/5.2 | | 10x+(-5x)=30 | | (2x+3)+5=12 | | 34-(x+6)=9x-2 | | r-6=-5 | | .5k-.66+k=1.1666 | | 5(n+3)=3-1 | | 1/8x3d | | 5-7(t-1)=-10+3 |

Equations solver categories