If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-7+5f=23
We move all terms to the left:
-7+5f-(23)=0
We add all the numbers together, and all the variables
5f-30=0
We move all terms containing f to the left, all other terms to the right
5f=30
f=30/5
f=6
| y=1400(1.09)^25 | | y=1.75(20)+3.50 | | 6x+65=360 | | -20y+15=-16y+11 | | n=31/4+2 | | 3(x–2)+4x=8 | | (8x-29)+(3x-1)+(6x-11=180 | | X^-8/x^2=0 | | (5n+18)/n=0 | | X/q=5 | | 4x-10=-2x2 | | 4-2x+107+55=90 | | –2w=–6−w | | 1=(x+63) | | 11=(2x+9) | | (8x-4)(3x+17)+(17x-23)=180 | | 2x-10/4=3× | | x-3.8=14.75 | | (x-6)°=2x°+90° | | 11+8q=3q–19 | | 5x-2/4-2(3x-7)/5=0 | | c=25+18 | | 12x+5=42 | | 4(m-3)+6=26 | | 4x+2x–6=3x+36 | | 14x-2=80 | | 6(y-3)+3=7-(2-y) | | y=-4.3-1.3 | | -16+4s=44 | | (11x–6)+(13x–14)=180 | | –2x–5=–17 | | s+17/5=9 |