Question 167446
{{{15p^2 - 6 = 7p^2 + 194}}} becomes, (combine similar terms)
{{{15p^2-7p^2=194+6}}}
{{{8p^2=200}}} --->{{{cross(8)p^2/cross(8)=cross(200)25/cross(8)}}}
{{{p=sqrt(25)}}}
{{{highlight(p=5)}}}, Answer
Go back to check,
{{{15(5)^2-6=7(5)^2+194}}}
{{{15*25-6=7*25+194}}}
{{{375-6=175+194}}}
{{{369=369}}}
Thank you,
Jojo