If it's not what You are looking for type in the equation solver your own equation and let us solve it.
9t+21=75
We move all terms to the left:
9t+21-(75)=0
We add all the numbers together, and all the variables
9t-54=0
We move all terms containing t to the left, all other terms to the right
9t=54
t=54/9
t=6
| 0.90/0.18=n/10 | | 41/6+k=65/6 | | 3(x)=39 | | 4x-6x-10=40 | | 0.90/0.18=n/0.012 | | 7*3^x=189 | | X²+2√3x-1680=0 | | 4x-12(1/2x-5/6)=40 | | 6x-9=-47 | | .3/x=400 | | X+10=3x-30,x | | -600=2x^2+70x | | .008(7-k)+.01(k-6)=1 | | 3/6z+5/6=2/3 | | 6=k/9 | | -34/136=-35/8/t | | 22x+18=12x | | 2.5y-8.6=6.4 | | 17a-7=-4(-4+3) | | 4/8x-1/2(3/4x-12)=2 | | 17x-16x=25 | | Y=1.5(.667y+3.333)-5 | | 0=-2(x-2)^2-4 | | 25-c=15= | | -18=9v+5v | | 4.1-1.1(3x-1)=-17.9 | | 11w=66= | | (3x)/(11)=(x)/(9)+16 | | 5n^2+7n-6=9 | | 4/n=15 | | X+1/3x1/3x-4+2(1/3x-4)=72 | | 5x+25(x-3)=105 |