Question

a +b =10 e m +x =5 então o valor de am +ax +bm +bx É ?

Answer 1

$\Large\boxed{\begin{array}{l}\sf am+ax+bm+bx\\\sf a\cdot(m+x)+b\cdot(m+x)\\\sf (m+x)\cdot(a+b)=5\cdot10=50\end{array}}$