If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f(3)=4(3)+5
We move all terms to the left:
f(3)-(4(3)+5)=0
We add all the numbers together, and all the variables
f3-48=0
We add all the numbers together, and all the variables
f^3-48=0
We do not support efpression: f^3
| 5(9-e)=35 | | 3e+8=25 | | 11x2=396. | | 5x+25=30x | | 23x+14x=42 | | 5x^2-10=-55 | | 25x+130=180 | | 60=-20r | | -8k=-152 | | 7x+8+10x-2=180 | | 13x+7-5+15x=180 | | 3a+2(a+5)=50 | | 6(-5x-3)=92 | | f(4)=3+2 | | x+-13=-6+4x | | a(x)=2x^2+7x+3 | | 3x-8x=-157+23 | | 7y+3=36 | | 108/600=x/100 | | v/4-16=3 | | 6(h+4)=30-2h | | x^5=-1/32 | | -2=2+4y | | 248=294-y | | 2y+20+52=180 | | 191=-v+88 | | 17x-2x=23 | | 1-4.8x=-13 | | (5x+7)+(7x-1)=90 | | 8x+11+115=180 | | 3x+16=2x=50 | | 93+20+x=108 |