If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7d = 21 Solving 7d = 21 Solving for variable 'd'. Move all terms containing d to the left, all other terms to the right. Divide each side by '7'. d = 3 Simplifying d = 3
| -15x(-15x)-21x= | | 7=4x | | 1/2*1/6 | | x+(23+x)+(-37+2*x)=658 | | x/(x-3)=11 | | 3(2x+1)-4(x+2)=9 | | 1/2x1/5 | | x+2x=171 | | 2/1/2x=10 | | 6/7x-6=-2 | | 12x=-36y | | 2(0.3x+3)=-0.6(x+10) | | x+2x+14=77 | | 6x+7=19+3x | | -33-3x=8x+23 | | 57=100x | | x^2+8x=154 | | X-5/9x^2+6x-2/3 | | (22/25)(15/52)(8/33)= | | (2x+9)*3=4x+11 | | 1/2x=2.5 | | 68465132-44= | | 3x-6=3x-9-4x | | 0.5(a+1.3)=0.2(2a+9) | | 136-3x=33x+24 | | 8t^2+4=76 | | x/(500+x)=0.25 | | (2x+4)*3=66 | | 2x-6=3x-(9+4x) | | x-8.3=-5.5 | | 375-10x=10 | | 50+s+3s=1000 |