If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
a/4+3.25 = 7 // - 7
a/4-7+3.25 = 0
1/4*a-3.75 = 0 // + 3.75
1/4*a = 3.75 // : 1/4
a = 3.75/1/4
a = 15
a = 15
| 80x-4x^2= | | 16y^2+6y-7= | | (v+6x)(7v-5x+7)= | | x^2+y^2+2x+4y+1=0 | | 7(n-2)=2(n+8) | | 5(x-2)=x+18 | | 8x-26=2x+28 | | 85+4m=21m | | 3xy-7=0 | | 60-5n=10n | | 16a=65+3a | | 7b=27-2b | | 4(2y+3)=44 | | 4ln(x+7)-3ln(x)= | | 0.8-0.2=36 | | 5.7y+2.9y=60.2 | | 4.2p+3.8p=96 | | 12a-7a+3a=104 | | 208=19n-6n | | 6s+2s=112 | | 0,6(9*2)= | | 7x+3=4x-24 | | (5-2)*9= | | (2x/2)+(x)=180 | | 1/5x+1/3=4/3 | | 2x/2+x=180 | | 3sinx+4cosx=2 | | b(Y-3)+5(y-3)= | | 7(m-2)-6m=-13+5 | | (12x^7)/(4x^10) | | 1/5x+1/3 | | 2X+6Y=72 |