Answer:
N + X × N + X × X = 6 + 1 × 6 + 1 × 1 = 6 + 6 + 1 = 13
13
Step-by-step explanation:
N=6
x=1
N+X×N+X×X
=6+1×6+1×1
=6+6+1
=12+1
=13
