If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f(3)=-8(3)+7
We simplify the equation to the form, which is simple to understand
f(3)=-8(3)+7
Reorder the terms in parentheses
+(+3f)=-8*(3)+7
Remove unnecessary parentheses
+3f=-8+*(+3+)+7
Reorder the terms in parentheses
+3f=+(-24)+7
Remove unnecessary parentheses
+3f=-24+7
We move all terms containing f to the left and all other terms to the right.
+3f=-24+7
We simplify left and right side of the equation.
+3f=-17
We divide both sides of the equation by 3 to get f.
f=-5.66666666667
| ((3x+3)/(5x-2))=(3/4) | | 2x+7=72 | | 5x-(6x+6)=x-7 | | 4z+7z+8z-9= | | (v^2-3v-4)/(4v^2-4) | | 5x-15=4x+1 | | n*9=110 | | 12-3x=2(11+x) | | 2x^2+7=135 | | 5x-6(x+3)=-13 | | 3(2x-4)=3(4x+10) | | 2/5x+20 | | 7(4a-7)= | | 3(2f+4)=3c-6 | | 120m^16/45m^8 | | 3(x-2)-4(2x+5)=4 | | [2x-9]=x-3 | | 3(r+3)=30 | | -2x+7(3x+13)=-137 | | 2y-8=-2 | | 7x+9x+2x-7= | | 6(x^2+24x+18)=0 | | k+5/3=4 | | -6x-7(2x-11)=-63 | | 5x-2(3x-7)=20 | | 5/x=1x/6 | | m/-2=15 | | -25=5w-6 | | 3n=120 | | 3$(x-5)=45 | | r-3=2 | | n+13=23 |