7x-4x+9=18

Simple and best practice solution for 7x-4x+9=18 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-4x+9=18 equation: 


Simplifying
7x + -4x + 9 = 18

Reorder the terms:
9 + 7x + -4x = 18

Combine like terms: 7x + -4x = 3x
9 + 3x = 18

Solving
9 + 3x = 18

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 3x = 18 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 18 + -9
3x = 18 + -9

Combine like terms: 18 + -9 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

See similar equations:

| .1428x=.8571 | | X+(x+7)=39 | | -2(t+5)=10 | | tan(x)cot(x)+cot(x)=0 | | .266667=.2x | | 16x-32=15x | | .25k+.70=.78k-.60 | | 5-(9/10)n | | 45C4=45!/(45-4)!4! | | c=1/3ph | | 0.6x-0.1(20-3x)=-0.8(x-6) | | ln(x+1)-ln(x-1)=9 | | ln(x+1)-ln(x-1)=p | | p^3-1=0 | | Y=16-.05(320) | | Y=16-.05(160) | | H=-8t(2t-6) | | 4x-3564+-36=35 | | Y=16-.05x(0) | | 3x+9y=54 | | cos22=x/18 | | 2x-5+9=2 | | y(n)+0.6y(n-1)+0.08y(n-2)=x(n)+0.5x(n-1) | | 3/5=20/x-15 | | H=8t(2t-6) | | 5=5-3y-4y | | x(6x+24)= | | (N+2)(7n-2)=0 | | 83+24+r=180 | | x+1=-4y | | 1926=16t^2 | | 44=.5(x)(x-3) |

Equations solver categories