Question

M(3m-1)+4=m+25 solve by factorisation method

Answer 1

Step-by-step explanation:

m(3m-1)+4=m+25

3m²-m +4 = m+25

3m²-2m-21=0

3m²-(9m-7m)-21=0

3m²-9m+7m-21=0

3m(m-3) +7(m-3)=0

(m-3)(3m+7)

m=3,-7/3