7x+18=9x-20

Simple and best practice solution for 7x+18=9x-20 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+18=9x-20 equation:


Simplifying
7x + 18 = 9x + -20

Reorder the terms:
18 + 7x = 9x + -20

Reorder the terms:
18 + 7x = -20 + 9x

Solving
18 + 7x = -20 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
18 + 7x + -9x = -20 + 9x + -9x

Combine like terms: 7x + -9x = -2x
18 + -2x = -20 + 9x + -9x

Combine like terms: 9x + -9x = 0
18 + -2x = -20 + 0
18 + -2x = -20

Add '-18' to each side of the equation.
18 + -18 + -2x = -20 + -18

Combine like terms: 18 + -18 = 0
0 + -2x = -20 + -18
-2x = -20 + -18

Combine like terms: -20 + -18 = -38
-2x = -38

Divide each side by '-2'.
x = 19

Simplifying
x = 19

See similar equations:

| X/5-4=x/4 | | (9)(4)(x)= | | 5y+16=2y-2 | | 3(6y+4x^2+7)=8 | | 1/3y-3=1/5y | | 8x-11=7x+7 | | 10x-18+10x-2=180 | | 6x-4x-5x+10x= | | 5x(8x+5x-2x+9x*2)-5=504-322+(-145)+91 | | 10x-27=8x+3 | | .33y-3=.2y | | 5x-7+x-23=180 | | 6x-(2x+9)=5x-22 | | 8+1x=18 | | 10x-21=5x-6 | | 4x^2+4y^2+4x-8y+1=0 | | 5x(7x+2)-7=164 | | x=1/2(√3) | | 3x+20+2x-1=50-3x+33 | | 5(x+2)+13=3(x+4)+11 | | 2-(-6r+3)=7r+6 | | P=R-S-T | | 3(x+3)+8=(x+1)10 | | 4(x-1)=6x-1-2x | | -17f=20-3(7f-20) | | -3a+3+4a=7-21 | | 2x+22=4x+10 | | m+60=h | | 16c=2(2c-9)+6c | | -7x(-4x-7)=4 | | 5(3x-1)+8(-5+2x)=5(6x+5)-6 | | f(-5)=-2x^2+x-4 |

Equations solver categories