Question

solve using the principle of zero products (x+3)(5x-4)=0

Answer 1

a*b=0
a=0 or b=0
set both parentheses equal to zero and then solve for x

Answer 2

I wanted the answer but thanks.

Answer 3

\[x+3=0\rightarrow x=-3\]
\[5x-4=0\rightarrow 5x=4\rightarrow x=\frac{4}{5}\]