If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f(-4)=5(-4)+3
We move all terms to the left:
f(-4)-(5(-4)+3)=0
We add all the numbers together, and all the variables
f(-4)+17=0
We multiply parentheses
-4f+17=0
We move all terms containing f to the left, all other terms to the right
-4f=-17
f=-17/-4
f=4+1/4
| 3f^2-3=0 | | 15x-14x+6x=14 | | f+22=45 | | 20-11y=-9y-y+3 | | 3x+20+2x+20=180 | | 3x-5-x1=7x-27 | | -4/3=-2/3v-2/9 | | 8x+13=3x-10=12x-6 | | 8f-12=8 | | 2x-57=90 | | 24=32p= | | 11/7=u/9 | | 7x-3=6x=3 | | 18-2p=10 | | 4-12z=-16z-14-6 | | 8y-8y=14 | | 6b-7=5b | | 2x+x+132=180 | | -7d+5=-7-10d | | 3x-5-x-1=7x-27 | | 4-12z=-16z-14-7 | | 4p+9=35 | | 4y-35=60-y | | Y+z+z=16 | | 0,33x+x+2x=90 | | |x+7|=10 | | 2x+x+132=1180 | | -6y=24. | | 0.8x72=x | | 12y(-8)=30.4 | | x+77=6x+32 | | -13u=-12u+17 |