If it's not what You are looking for type in the equation solver your own equation and let us solve it.
81+10x=-9
We move all terms to the left:
81+10x-(-9)=0
We add all the numbers together, and all the variables
10x+90=0
We move all terms containing x to the left, all other terms to the right
10x=-90
x=-90/10
x=-9
| -6(x-8)=-1-6x | | e+1.2=3 | | 5((t^2)-9)^2+31(t^2)-9)=-6 | | t6-7=3 | | -10+11x=12x+15 | | 150=208-v | | 28-5x=10-10x | | 23x+13=14x+19 | | 4x46=40 | | -y+174=118 | | j/3=13=-9 | | A=7.100-7a | | 7x+21=6x+12 | | 17x+6.9=12 | | -x6+4=-8 | | j/3=13=19 | | 1/4(x+3)=1/3(x-2) | | -2w=-32 | | 2(p-1)-3(p-4)=p | | 13=z/3+9 | | 6v+7v=-2(v+1)+2(1+8v) | | 2(x+5)=4x=3(x-2)-5x+16 | | (7+3i)+(7-3i)=58 | | 5x+43=13 | | 5x-3x-12=20 | | 2x+2x+(x+10)+(x+10)=x+x+(x+25)+(x+25) | | 5×(x-1)-15=10 | | 25=8x+2 | | 3(5)+(4(5)–10)–12+(17–5)=y | | -92+3x=-8x+40 | | y=3(5)+(4(5)–10)–12+(17–5) | | 32-6n=-8(2n+6) |