Answer :

pemdas
first distribute
distributive property
a(b+c)=(ab)+(ac)
ac=a times c

so 4(x+5)=(4*x)+(4*5)=4x+20
7+4x+20=4x+27
14440
7+4(x+5),    expand the brackets by multiplying 4 & x  4 & 5
7+4x+20,    add 7 & 20 together
27+4x,        Here is the result