If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f(5)=-4(5)-8
We move all terms to the left:
f(5)-(-4(5)-8)=0
We add all the numbers together, and all the variables
f5-(-53)=0
We add all the numbers together, and all the variables
f^5+53=0
We do not support efpression: f^5
| 3n-7n=4n-64 | | 8u+4(-8u-10)=-10u+2 | | 553=265+48m | | 3x=+10≤30 | | 0.36u+2.55=0.41+6.8 | | 10c=-5-(-4c+7) | | -2(-8k)=2(5k+3) | | 0+9y=-12 | | -2/3×w=60 | | 18p-12=-84 | | x2=20* | | 2.6(k+2.5)=-14.04 | | x2-2x(x-2)+5=0 | | 0+6y=1 | | 15t=8 | | 2q2-6=3q | | -7f=-2(6f+10)-5 | | 9x+0=1 | | 0-y=15 | | -10s=5(-3s+3)+8s | | 13c=143 | | x(x+5)-2x=0 | | 4h+-4=0 | | -4v=4(-2v+1) | | F(x)=(x+4)(5x–11) | | 2x=-x2-15* | | -2(f-9)=8 | | 18x-0=-16 | | 2+4.75=63+3x | | -3(w+5.9)=-5.7 | | 25+2w=7w | | 9-6(3+x)=0 |