If it's not what You are looking for type in the equation solver your own equation and let us solve it.
15-7.5(2d-1)=7.5
We move all terms to the left:
15-7.5(2d-1)-(7.5)=0
We add all the numbers together, and all the variables
-7.5(2d-1)+7.5=0
We multiply parentheses
-15d+7.5+7.5=0
We add all the numbers together, and all the variables
-15d+15=0
We move all terms containing d to the left, all other terms to the right
-15d=-15
d=-15/-15
d=1
| 1.085^x=2 | | 2x^2-1024=0 | | 2x^-1024=0 | | -x+8=106 | | 12=v/15.36+6 | | 180=50+2x+x | | 32+2u=6u | | 10-3x=6x+1 | | 7.2+x=4.5 | | (0.1x-22)+0.3x-54)=180 | | 6x+4(x-5)x=(-3) | | (3x+2)=8(2x-1 | | 5(2m+2)=12 | | -4x+3=4x+7 | | 2(3a+1=20 | | 5y-44=6y | | 299792458=3925000000/x | | (2x+5)(5x+4)=0 | | 299792458=7850000000/x | | 299792458=2500000000x3.14/x | | (9x+12)=(6x+18) | | 299792458=100000/x | | 700*x=1000 | | 6+5b=66 | | 5x^2+60x-175=0 | | c=21y-3 | | 2x/x=7/12 | | 5/m+6=14m= | | 5y^2-4y-60=0 | | x=15-5y/3 | | 7.4/7v=-106 | | x-(-x)+5=-9 |