Question

solve HJ

okk i posted it

Answer 1

5m²=22m+15,

5m²-22m-15=0,

5m²-(25-3)m-15=0,

5m²-25m+3m-15=0,

5m(m-5)+3(m-5)=0,

(m-5)(5m+3)=0,


if
m-5=0,

m=5,

if
5m+3=0,

then

m=-3/5