Answer:
89
Step-by-step explanation:
maths :LLLLLLLLLLLLLLL
i believe the first one should be 20 5 since its supposed to be in expanded form but i dont know the second one sorry hope you do good
x(x-5) = 14
x^2-5x-14 = 0
x^2 -7x+2x-14=0
x(x-7)+2(x-7)=0
(x+2)(x-7)=0
x = -2, 7
Hope this helps!