If it's not what You are looking for type in the equation solver your own equation and let us solve it.
87=3(4r-3)
We simplify the equation to the form, which is simple to understand
87=3(4r-3)
Reorder the terms in parentheses
87=+(+12r-9)
Remove unnecessary parentheses
+87=+12r-9
We move all terms containing r to the left and all other terms to the right.
-12r=-9-87
We simplify left and right side of the equation.
-12r=-96
We divide both sides of the equation by -012 to get r.
r=8
| ((49k^-2)^3)/(7k^-8) | | 15+[5-x/x]=30 | | 18+9x=45 | | -5(1-12b)=-5(1-b) | | 3x-1+10x-28=3x+1 | | 3(-5+4)=5(-5)+2 | | 9+2[8+2(4+6)-5]= | | 42/6=g | | -1=20-n/4 | | 0.8+3.2-4.3x=7.7-1.2x | | 5+x=4433212 | | 2(4+2-k)+10=k | | -102=-6(7-2x)-2x | | 5x+8=(3x+1) | | 47x=200-53x | | -13x=-4 | | ax+3=6solvinga | | 5.3g+2.5=55.2 | | 0.7x*2-1.4x-0.7=0 | | -.375x+.75=.66m+.83 | | y+2/9-(5/8) | | 4x+4(2x-11)=112-x | | 26-x=42 | | 2(3x+1)=3(x+6)-x | | -105/18+x=-123/25 | | -4(-4p+5)=-116 | | 8x-8-6x=4x-7 | | 1-4.4x=9.64-6x | | 5+2(3x-7)=3x+2(x-8) | | -7(x-8)-1=83 | | -0.45h+0.77=0.22 | | 1/3(12x-15)=1/4(20x-16) |