If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-11+x=3x+9
We move all terms to the left:
-11+x-(3x+9)=0
We get rid of parentheses
x-3x-9-11=0
We add all the numbers together, and all the variables
-2x-20=0
We move all terms containing x to the left, all other terms to the right
-2x=20
x=20/-2
x=-10
| 48=4^n | | 5x-3x+7=2x+10-3 | | 7Xa=114 | | 87=h+28 | | 3x-9=12(3x-9=12 | | (5x-3)(2x^2)=0 | | c-39=30 | | 12=-4+4(x+1)^1/2 | | 7a=114 | | 7x−9∘+4x+22∘=180 | | n/3−1=3 | | y+41=59 | | 98=y+5 | | 7y-10=3y+5 | | N=3.5+2.8n-2.8 | | -5+4x=3x+10 | | -8+6m=(-4m+16) | | -24x=-20 | | −11x+12(2x−11)=267 | | 2-72x=144 | | 144-2x=72 | | 3x^2+2=92 | | 14x+75=10x+75+4x | | −4(p+3)=−3p−7;p=−5 | | 6t+8=9t | | 72-2x=144 | | x7x-12=23 | | 3x-6+3x=2(3x-3) | | 2512=3.14x(R2)(8) | | 5z^2+16z+8=0 | | 7x-35=4(x-8) | | (3x-18)°=(5x+14)° |