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)+2
We simplify the equation to the form, which is simple to understand
f(-4)=-5(-4)+2
Reorder the terms in parentheses
+(-4f)=-5*(-4)+2
Remove unnecessary parentheses
-4f=-5+*(-4+)+2
Reorder the terms in parentheses
-4f=+(+20)+2
Remove unnecessary parentheses
-4f=+20+2
We move all terms containing f to the left and all other terms to the right.
-4f=+20+2
We simplify left and right side of the equation.
-4f=+22
We divide both sides of the equation by -4 to get f.
f=-5.5
| 9-7x-2x=-45 | | (4x^2)-x=x | | (4)(-2.5)= | | 333900=106000(x-3.2) | | f(4)=8(16)-4(4) | | 1-3x=1-2x | | 7x+7(-4x-17)=70 | | 3.15=106000(x-3.2) | | 8x^2-16x=25 | | f(2)=-6(8)-4(2) | | (x^2-3x+5)-(-4x^2+8x+9)= | | 6x+7+7x=163 | | 3x^2-36x+108=60 | | 9x-7=9x-4 | | 2x+2+2x-7+x=180 | | 8f+11=-7f-18 | | 3.15=x-3.2 | | -100v+250-125v=-230v-400 | | 3x^2-36+108=0 | | -5(4x+3)=125 | | 70=10(2-5y) | | -18=6x+6(-2x+8) | | 30=.8*T | | f(-6)=-4(-6)+7 | | 30=.8T | | 110-6m=83-4m | | 8t+11=7f-19 | | -52=4x+2(-4x-6) | | 0.125+x=-9 | | 2p+3q=40 | | 3(5-t)-4t=8 | | 2x+3(x-2)=-46 |