Question 310471
No, the units of h,f, and p are grams while 4,9,4 are in calories/gram.
You have everything you need.
{{{ C=4h+9f+4p}}}
{{{ h=31}}}
{{{ f=0}}}
{{{ C=130}}}
{{{ 130=4(31)+9(0)+4p}}}
Solve for p.
{{{ 130=124+4p}}}
{{{ 6=4p}}}
{{{ p=1.5 }}}
1.5 grams of protein are in 130 calories worth of raisins.