If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2n+15=45
We move all terms to the left:
2n+15-(45)=0
We add all the numbers together, and all the variables
2n-30=0
We move all terms containing n to the left, all other terms to the right
2n=30
n=30/2
n=15
| 7x-2(3x-1)=4x-(3-x)-19 | | 5x+5(x+3)=1290 | | 8/3(x^2)=216 | | 5x+5(x+30)=1290 | | 133=19r | | -3(3s-6)-18=-3(6s+5)-5 | | 11/4x+2/3=1/4 | | -(8y+5)-(-7y-6)=1 | | 3x-1/3=( | | -(x+3)=-5 | | 6x-2(2-x)=52 | | 11y+2=47 | | 6(x-3)+10=2(4x-5 | | 6x−2(2−x)=52 | | X/8x-2-5x=8 | | 8+t=25 | | 11(v+2)-2V=3(3V+1)-1 | | 3t–18t+4=-26 | | 2x+-3(x+4)=1/2x+6 | | 1/2x+3/4(2x-3)=5 | | (2/3)(z−3)=(−4/5)(z+3) | | x(6x-17)=28 | | X^4+4x-6=0 | | (2x)+(x+3)+(2x)+(x+3)=78 | | 2/3(z−3)=−4/5(z+3) | | ^x100=74.37 | | 6x+6(-2x-19)=-66 | | 5x+3x+7+13=180 | | 5x+3x+7+13=90 | | x100=74.37 | | 26+8x=60× | | 5x^2-3x+10=2x^2 |